keep an eye out

To remain vigilant or carefully watchful (for something or someone). Often used as an imperative. We heard the health inspector will be doing a surprise inspection someday soon, so keep an eye out. They should be arriving any minute, so keep an eye out for them. I was keeping an eye out for a present we could give your mother, but nothing caught my eye.

See also: eye, keep, out

Farlex Dictionary of Idioms.

keep an eye out (for someone or something)

and have an eye out (for someone or something); keep one's eye out (for someone or something); have one's eye out (for someone or something)

Fig. to watch for the arrival or appearance of someone or something. Please try to have an eye out for the bus. Keep an eye out for rain. Have your eye out for a raincoat on sale.

See also: eye, keep, out

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

keep an eye out

INFORMAL

COMMON If you keep an eye out for someone or something, you watch for them carefully. You and your friends keep an eye out — if there's any trouble we'll make a break for it. Mikel, go and keep an eye out for Tam.

See also: eye, keep, out

Collins COBUILD Idioms Dictionary, 3rd ed.

keep an ˈeye out (for somebody/something)

(informal) watch or look carefully (for somebody/something): Can you keep an eye out for the taxi and let me know when it arrives?

See also: eye, keep, out

Farlex Partner Idioms Dictionary

keep an eye out

To be watchful.

See also: eye, keep, out

American Heritage® Dictionary of the English Language, Fifth Edition.

See also:

have an eye out
hold jiggers
jigger
stand jiggers
have (one's)/an eye out for (someone or something)
keep eye out
keep (one's) eye(s) out (for something or someone)
keep cave
keep nit
nit

词组	keep an eye out
释义	keep an eye out keep an eye out To remain vigilant or carefully watchful (for something or someone). Often used as an imperative. We heard the health inspector will be doing a surprise inspection someday soon, so keep an eye out. They should be arriving any minute, so keep an eye out for them. I was keeping an eye out for a present we could give your mother, but nothing caught my eye. See also: eye, keep, out Farlex Dictionary of Idioms. keep an eye out (for someone or something) and have an eye out (for someone or something); keep one's eye out (for someone or something); have one's eye out (for someone or something) Fig. to watch for the arrival or appearance of someone or something. Please try to have an eye out for the bus. Keep an eye out for rain. Have your eye out for a raincoat on sale. See also: eye, keep, out McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. keep an eye out INFORMAL COMMON If you keep an eye out for someone or something, you watch for them carefully. You and your friends keep an eye out — if there's any trouble we'll make a break for it. Mikel, go and keep an eye out for Tam. See also: eye, keep, out Collins COBUILD Idioms Dictionary, 3rd ed. keep an ˈeye out (for somebody/something) (informal) watch or look carefully (for somebody/something): Can you keep an eye out for the taxi and let me know when it arrives? See also: eye, keep, out Farlex Partner Idioms Dictionary keep an eye out To be watchful. See also: eye, keep, out American Heritage® Dictionary of the English Language, Fifth Edition. See also: have an eye out hold jiggers jigger stand jiggers have (one's)/an eye out for (someone or something) keep eye out keep (one's) eye(s) out (for something or someone) keep cave keep nit nit
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