bopeep bop • boppist · · · Info · Definitions · Synonyms · Characters · · bopeep · · Text Latin · · Script 6 · · Length Definitions · · · (noun) a game played with young children; you hide your face and suddenly reveal it as you say boo!. Synonyms: peekaboo. · · Noun Definition 1 Synonyms · · · peekaboo · · Synonym 1 Characters · · b latin small letter b U+0062 e latin small letter e U+0065 o latin small letter o U+006F p latin small letter p U+0070