(rhetorical question, sarcastic) Used in response to someone’s threat suggesting that the person in question cannot do what she or he says alone.

(informal, idiomatic) Used, often after a short list, to show that further examples are unnecessary; all kinds of things.

The largest city in the United States, situated in the state of New York at the mouth of the Hudson River on the northeastern Atlantic Coast. It consists of five boroughs: Manhattan, the Bronx, Brooklyn, Queens, and Staten Island.

(economics) A financial policy by which capital projects are financed from current revenue in the operating budget rather than through borrowing.

(colloquial, rhetorical question) directed jestingly or mockingly at someone who has received surprising information, ridiculing the situation

(Wales) see here

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

(idiomatic, colloquial) Used to express the speaker's skepticism about a preceding statement concerning some desired or assumed state of affairs.

If you eat well, you will be well; however, if you eat badly, you will feel bad.

(sumo) Any of the functionaries whose tasks include building the dohyo, making announcements, singing the shikona of each rikishi and advising them of preparation time.