Word Origin late 15th cent. (as a noun): via Latin from Greek iōta, the smallest letter of the Greek alphabet (see iota).Idiomsnounjump to other results
BrE BrE//dʒɒt//; NAmE NAmE//dʒɑːt//
used to mean ‘not even a small amount’ when you are emphasizing a negative statement There's not a jot of truth in what he says (= none at all).
not a/one jotjump to other results