UNFOLD Meaning of UNFOLD in English v. 1. tr. open the fold or folds of, spread out. 2 tr. reveal (thoughts etc.). 3 intr. become opened out. 4 intr. develop. Derivatives: unfoldment n. US. Etymology: OE unfealdan (as UN-(2), FOLD(1)) Oxford English vocab. Оксфордский английский словарь. 2012