rarebit rare • rarefaction · · · Info · Definitions · Characters · · rarebit · · Text Latin · · Script 7 · · Length Definitions · · · (noun) cheese melted with ale or beer served over toast. Synonyms: Welsh rarebit, Welsh rabbit. · · Noun Definition 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 r latin small letter r U+0072 t latin small letter t U+0074