FRIVOL Meaning of FRIVOL in English v. (frivolled, frivolling; US frivoled, frivoling) 1. intr. be a trifler; trifle. 2 tr. (foll. by away) spend (money or time) foolishly. Etymology: back-form. f. FRIVOLOUS Oxford English vocab. Оксфордский английский словарь. 2012