thunderbird thunderbearing • thunderblast · · · Info · Definitions · Characters · · thunderbird · · Text Latin · · Script 11 · · Length 3 · · Syllables Definitions · · · (noun) (mythology) the spirit of thunder and lightning believed by some Native Americans to take the shape of a great bird. · · Noun Definition 1 Characters · · b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075