v. i. [ imp. & p. p. Sweltered p. pr. & vb. n. Sweltering. ] [ From Swelt, v. i. ] 1. To be overcome and faint with heat; to be ready to perish with heat. “Sweltered cattle.” Coleridge. [ 1913 Webster ]
2. To welter; to soak. [ Obs. ] Drayton. [ 1913 Webster ]