(chiefly US, idiomatic, euphemistic) Up or in the anus.

(idiomatic, imperative) Don't wait. Said cynically to suggest that what has just been mentioned is unlikely to happen soon or at all.

(idiomatic, ironic) Don't overexert yourself (in doing something that does not require much effort).

You cannot accurately judge a person solely by appearances.

(idiomatic) Used to attempt to avoid or abbreviate a discussion that speaker or hearer may wish to avoid.

(colloquial, humorous) Used to wish a person a good night's sleep.

Indicates that the speaker is unable to speak the English language.

Leave something alone; avoid attempting to correct, fix, or improve what is already sufficient (often with an implication that the attempted improvement is risky and might backfire).

Indicates that the speaker does not eat fish.

Indicates that the speaker does not eat pork.