undertide underthrust • undertided · · · Info · Definitions · Synonyms · Characters · · undertide · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) a current below the surface of a fluid. Synonyms: undercurrent. · · Noun Definition 1 Synonyms · · · undercurrent · · Synonym 1 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 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