mug file mugearite • mugful · · · Info · Definitions · Synonyms · Characters · · mug file · · Text Common · · Latin · · Scripts 8 · · Length 3 · · Syllables Definitions · · · (noun) a file of mug shots (pictures of criminals that are kept on file by the police). Synonyms: mug file, mug book. · · Noun Definition 1 Synonyms · · · mug book · · Synonym 1 Characters · · space U+0020 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D u latin small letter u U+0075