JOT Meaning of JOT in English v. & n. --v.tr. (jotted, jotting) down) write briefly or hastily. --n. (usu. with neg. expressed or implied) a very small amount (not one jot). Etymology: earlier as noun: L f. Gk iota: see IOTA Oxford English vocab. Оксфордский английский словарь. 2012