Draws attention to the futility of a plan or strategy in the absence of the resources necessary for it to work.

Alternative form of if we had ham we could have ham and eggs, if we had eggs

could not (negative auxiliary)

(chiefly slang) Could have.

(idiomatic) Sarcastically asserts that those in question thoroughly deserve their fate.

Contraction of could have.

(idiomatic) to not care at all; to have no interest or concern; to be apathetic.

(archaic) second-person singular simple past form of can

(nonstandard) Could not have.

(chiefly slang) Contraction of could not have.