billfold billfish • billhead · · · Info · Definitions · Synonyms · Characters · · billfold · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a pocket-size case for holding papers and paper money. Synonyms: wallet, notecase, pocketbook. · · Noun Definition 1 Synonyms · · · wallet · · Synonym 1 notecase · · Synonym 2 pocketbook · · Synonym 3 Characters · · b latin small letter b U+0062 d latin small letter d U+0064 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F