peekaboo peek • peel · · · Info · Definitions · Synonyms · Characters · · peekaboo · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) a game played with young children; you hide your face and suddenly reveal it as you say boo!. Synonyms: bopeep. · · Noun Definition 1 Synonyms · · · bopeep · · Synonym 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 k latin small letter k U+006B o latin small letter o U+006F p latin small letter p U+0070