wilt 2d pers. sing. of Will.()v. i.[Written also welt, a modification of welk.] To begin to wither; to lose freshness and become flaccid, as a plant when exposed when exposed to drought, or to great heat in a dry day, or when separated from its root; to droop;. to wither.()v. t.1. To cause to begin to wither; to make flaccid, as a green plant.()2. Hence, to cause to languish; to depress or destroy the vigor and energy of.()Despots have wilted the human race into sloth and imbecility. (Dr. T. Dwight.)