gnat gnashingly • gnatcatcher · · · Info · Definitions · Characters · · gnat · · Text Latin · · Script 4 · · Length Definitions · · · (noun) any of various small biting flies: midges; biting midges; black flies; sand flies. · · Noun Definition 1 (noun) (British usage) mosquito. · · Noun Definition 2 Characters · · a latin small letter a U+0061 g latin small letter g U+0067 n latin small letter n U+006E t latin small letter t U+0074