LARK Meaning of LARK in English noun 1.Synonyms: escapade , caper, rollick 2.Synonyms: prank , antic, caper, dido(es), frolic, monkeyshine(s), shenanigan, shine(s), tomfoolery, trick Merriam Webster. Collegiate thesaurus English vocabulary. Английский энциклопедический словарь тезаурус. 2003