Swelter \Swel"ter\, 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]