balls

ball

1. noun A very enjoyable time. The kids really had a ball at the birthday party—they won't stop talking about it! You should really come to the fair with us. It'll be a ball!
2. noun, vulgar slang A testicle. She kicked the man right in the balls when he tried to grope her in the bar. I heard Tom lost his left ball to cancer last month.
3. verb, vulgar slang To have sex (with someone). I heard they were balling in the back seat of his pickup truck. You're still dating Jenny, right? You ball her yet?

balls

1. vulgar slang The testicles. Yeah, he's not feeling so great after taking that kick to the balls!
2. rude slang Gumption; nerve. You've got a lot of balls asking me about my love life in front of everyone like that.
3. rude slang An exclamation of frustration or disappointment. Balls, I left the tickets at home!
See also: ball
Farlex Dictionary of Idioms.

balls

1. n. the testicles. (Usually objectionable.) He got hit in the balls in the football game.
2. exclam. of disbelief. (Usually an exclamation: Balls! Usually objectionable.) Out of gas! Balls! I just filled it up!
3. n. courage; bravado. (Usually refers to a male, but occasionally refers to female. Usually objectionable.) He doesn’t have enough balls to do that!
See also: ball
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • ball
  • Who can say?
  • yakky
  • Who can tell?
  • at the back of beyond
  • Who's to say?
  • (you) coulda fooled me
  • coulda
  • somewhere to hang hat
  • somewhere/some place to hang (up) (one's) hat
References in classic literature
As soon as the ball gets past them, it's in touch, and out of play.
The new ball you may see lie there quite by itself, in the middle, pointing towards the School or island goal; in another minute it will be well on its way there.
Tom Browns Schooldays
"I know why you press me to come to the ball. You expect a great deal of this ball, and you want everyone to be there to take part in it."
Anna Karenina
The duke, who had latterly been allowed a fire, burned the letter, but kept the ball, and went to bed, hiding the ball under his bolster.
"Now, my lord, give me, if you have not lost it, the ball -- that which contained the letter."
Twenty Years After
One ball after another passed over as he approached and he felt a nervous shudder run down his spine.
War and Peace
After a moment he added: "Only I wish it hadn't had to be at a ball."
"But suddenly she made up her mind that her dress wasn't smart enough for a ball, though we thought it so lovely; and so my aunt had to take her home."
The Age of Innocence
If there had not been a Netherfield ball to prepare for and talk of, the younger Miss Bennets would have been in a very pitiable state at this time, for form the day of the invitation, to the day of the ball, there was such a succession of rain as prevented their walking to Meryton once.
Pride and Prejudice
It was not in compliment to Jane Fairfax however that he was so indifferent, or so indignant; he was not guided by her feelings in reprobating the ball, for she enjoyed the thought of it to an extraordinary degree.
Miss Woodhouse, I hope nothing may happen to prevent the ball. What a disappointment it would be!
Emma
The ball was now a settled thing, and before the evening a proclaimed thing to all whom it concerned.
Mansfield Park
As Andrew untied his horse Ursula threw the ball with such good aim that it struck him, as she had meant it to do, squarely on the head.
The Golden Road
And then Chance carried a little leather ball beneath the window where the old man stood; and as the child ran, laughing, to recover it, De Vac's eyes fell upon him, and his former plan for revenge melted as the fog before the noonday sun; and in its stead there opened to him the whole hideous plot of fearsome vengeance as clearly as it were writ upon the leaves of a great book that had been thrown wide before him.
The Outlaw of Torn
But if you wish to see the Flower Queen's daughter go up the second mountain: the Dragon's old mother lives there, and she has a ball every night, to which the Flower Queen's daughter goes regularly.'
Yellow Fairy Book