To draw or strain too much.To draw upon for a larger sum than is due, or for a sum beyond one's credit: as, to overdraw one's account with a bank.To exaggerate in representation, either in writing, in speech, or in a picture: as, the tale of distress is overdrawn.To make an overdraft.n. An excessive draft or drain; an undue or exhausting demand.n. Same as overdraw-check.