yellow

Related to yellow: yellow pages

be yellow

To be cowardly. I'm not surprised that Tom didn't come to the rally—he's too yellow to defend his beliefs in public.
See also: yellow

code yellow

slang Accidental urination somewhere other than a toilet. Can you call the janitor? There's been a code yellow in this hospital room.
See also: code, yellow

don't eat (the) yellow snow

humorous A warning against eating snow that has been urinated on (and thus is yellow, not white). OK, fine, you kids can go play outside—but don't eat yellow snow!
See also: eat, snow, yellow

have a yellow belly

To tend to act in a cowardly manner. Of course Tom didn't come and defend his views at the rally—he has a yellow belly!
See also: belly, have, yellow

have a yellow streak down (one's) back

To have a tendency to be cowardly or easily frightened. She likes to strut around like she's the boss of the place, but she has a yellow streak down her back if you ever confront her on an issue. He knew what they were doing was wrong, but he has a yellow streak down his back that kept him from intervening.
See also: back, down, have, streak, yellow

If it's yellow, let it mellow. (If it's brown, flush it down.)

If there is only urine in the toilet, do not flush it. (But if there is feces in it, then do flush.) A common mnemonic used as a way to reduce water usage in places with indoor plumbing. We have a pretty restricted water supply out here, so always remember—if it's yellow, let it mellow. If it's brown, flush it down. Due to the drought, households and businesses around the state are being encouraged to adopt an "if it's yellow, let it mellow" policy.
See also: flush, if, let

mellow yellow

1. slang A nickname for the psychedelic drug lysergic acid diethylamide (LSD). I had a real bad trip on mellow yellow last time—I'll never do drugs again.
2. slang Dried banana peel fibers for smoking. (Smoking them was thought to produce effects similar to LSD). At first, I thought my parents were telling me that they dropped acid back in the day when they mentioned mellow yellow, but now I know they were talking about some weird thing involving banana peels.
See also: mellow, yellow

yellow brick road

A path believed to lead to success or adventure. A reference to the path of the same name in the fictional land of Oz, popularized by the film The Wizard of Oz, based on the works of L. Frank Baum. Jenna took the internship thinking that it would be the yellow brick road to her dream job.
See also: brick, road, yellow

yellow cake

1. A spongy cake that is yellow in color, due to the use of egg yolks. It is often frosted and served at birthday parties. Do we have any yellow cake mix? I think I want a yellow cake for my birthday—I'm not in the mood for chocolate right now.
2. Uranium oxide powder that is produced by the milling of uranium ore. Often spelled as one word. Yellowcake can be used in the making of nuclear weapons, so its trade is heavily scrutinized.
See also: cake, yellow

yellow dog

A despicable person or thing. I can't believe you get so invested in these debates—all politicians are yellow dogs that can't be trusted.
See also: dog, yellow

yellow grease

Used cooking oil, often in the fast food industry. A: "What are those huge containers for?" B: "Oh, I think they hold the restaurant's yellow grease."
See also: grease, yellow

yellow journalism

Sensationalistic journalism with the main goal of attracting attention and readers, rather than presenting an unbiased account of the news. It may have begun at the turn of the century, but yellow journalism is alive and well, from the supermarket tabloids to all the talking heads on cable news.
See also: yellow

yellow light

An indication to slow down, likened to a yellow traffic light, which means slow down, proceed with caution, or prepare to stop. I would not ask her out yet, dude—she was totally giving you the yellow light. Sally took the comments from her teacher as a yellow light not to push for extra credit just yet.
See also: light, yellow

yellow press

Journalism with the primary aim of sparking reader interest—reporting the facts are secondary. I can't believe you read those tabloids—they're just yellow press stuffed with ads.
See also: press, yellow

yellow state

A US state strongly influenced by the Libertarian Party. This will never be a yellow state—the Libertarians are just not as entrenched here as the Democrats and Republicans.
See also: state, yellow

yellow streak

A tendency to be cowardly or easily frightened. She likes to strut around like she's the boss of the place, but she has a yellow streak running down her spine if you ever confront her on an issue. He knew what they were doing was wrong, but his yellow streak kept him from intervening.
See also: streak, yellow

yellow-bellied

Cowardly. I'm not surprised that Tom didn't come to the rally—he's too yellow-bellied to defend his beliefs in public.

yellow-bellied chicken

An extremely cowardly person. Tom likes to think he's this champion of political causes, but he's too much of a yellow-bellied chicken to defend his beliefs in public.
See also: chicken

yellow-belly

slang A spineless, cowardly person. Oh, don't be such a yellow-belly, Tom. You'll never get ahead in this industry if you're not willing to take risks! Nothing's going to change unless those yellow-bellies up in Washington are willing to stand up to the corporate lobbyists trying to pull the strings.
Farlex Dictionary of Idioms.

have a yellow belly

 and have a yellow streak down one's back
Fig. to be cowardly. Tex has a yellow streak down his back a mile wide. He's afraid to cross the street!
See also: belly, have, yellow

yellow streak (down someone's back)

a tendency toward cowardice. Tim's got a yellow streak down his back a mile wide. Get rid of that yellow streak. Show some courage.
See also: streak, yellow
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

a ˈyellow streak

(disapproving) the quality of being easily frightened; cowardice: He won’t fight? I always thought he had a yellow streak in him.
Yellow is often used to describe somebody who is a coward.
See also: streak, yellow
Farlex Partner Idioms Dictionary

code yellow

a urinary accident. (Jocular word play based on a hospital’s PA announcements of various color codes.) Whoops. Code yellow. Change the sheets and the mattress.
See also: code, yellow

have a yellow streak down one’s back

tv. to be cowardly. (Have got can replace have.) wrong. If you have a yellow streak down your back, you don’t take many risks.
See also: back, down, have, streak, yellow

yellow

mod. cowardly. A: Mooshoo says you’re yellow. B: Wanna make something of it?

yellow-bellied

mod. cowardly. What yellow-bellied skunk ran off with my horse?

yellow-belly

n. a coward. Tell the yellow-belly to come outside and say that.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • be yellow
  • yellow-bellied
  • have a yellow belly
  • lily-livered
  • chicken-hearted
  • liver
  • code yellow
  • yellow-bellied chicken
  • yellow cake
  • yellow-belly
References in classic literature
The yellow hen flew to the sands at once, but Dorothy had to climb over the high slats.
"But you eat the chickens that eat the bugs," retorted the yellow hen, with an odd cackle.
As for the yellow hen, she continued to peck away at the sand busily, and seemed quite contented with her bill-of-fare.
"'If nothing is added to the material facts so far established, I fear that the mystery which surrounds the abominable crime of which Mademoiselle Stangerson has been the victim will never be brought to light; but it is to be hoped, for the sake of our human reason, that the examination of the walls, and of the ceiling of The Yellow Room --an examination which I shall to-morrow intrust to the builder who constructed the pavilion four years ago--will afford us the proof that may not discourage us.
"The Yellow Room, the Bete Du Bon Dieu, Mother Angenoux, the Devil, Sainte-Genevieve, Daddy Jacques,--here is a well entangled crime which the stroke of a pickaxe in the wall may disentangle for us to-morrow.
"The yellow men of Barsoom!" ejaculated Thuvan Dihn, as though even now that he saw them he found it scarce possible to believe that the very race we expected to find hidden in this remote and inaccessible land did really exist.
Presently the object of his scrutiny came within the range of my vision and I saw that it was another yellow man.
The yellow men were armed with two swords, and a short javelin was slung across the back of each, while from their left arms hung cuplike shields no larger than a dinner plate, the concave sides of which turned outward toward an antagonist.
"Had Ojo told me that one of the things he sought was the wing of a yellow butterfly I would have informed him, before he started out, that he could never secure it.
"Can't you see that Billina is my friend?" In spite of this warning had she not grabbed Toto quickly by the neck the little dog would have done the yellow hen a mischief, and even now he struggled madly to escape Dorothy's grasp.
"But I've such wonderful news for you, Dorothy," cried the yellow hen; "I've--"
"And this is Billina," continued Dorothy, introducing the yellow hen, and they all bowed to her in turn.
Yellow Handkerchief came up to me in a familiar manner, the water in the cockpit slushing against his legs.
The spirit of the Chinese was broken, and so docile did they become that ere we made San Rafael they were out with the tow-rope, Yellow Handkerchief at the head of the line.
I have taken care in choosing my yellow plants to put down only those humble ones that are easily pleased and grateful for little, for my soil is by no means all that it might be, and to most plants the climate is rather trying.