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.

2. To welter; to soak. [Obs.] Drayton.

Swel"ter, v. t. 1. To oppress with heat. Bentley.

2. To exude, like sweat. [R.] Shak.

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.

2. To welter; to soak. [Obs.] Drayton.

Swel"ter, v. t. 1. To oppress with heat. Bentley.

2. To exude, like sweat. [R.] Shak.

• To suffer terribly from intense heat.
  
• To perspire greatly from heat.
       
• A government that causes war prisoners to swelter in heat is guilty of torture and war crimes.
  
• Intense heat.
       The summer swelter did not relent until late in September, most years.