Alternative form of couldn't care less

(humorous, rare) Synonym of could care less

(informal) Is very sure about; especially when the thing in question is apparently not the case or could be doubted.

(idiomatic) Used to denote a location with an interesting or controversial history.

(idiomatic, hyperbolic) I am very hungry; short form of "I'm so hungry, I could eat a horse."

(idiomatic, chiefly US, politics) Of unpopular status, particularly of politicians.

One could be someone's parent, said of a woman older than a man.

One could be someone's parent, said of a man older than a woman.

Alternative form of you could have fooled me

Synonym of I could eat a horse