Entry 3 senses · 3 variants Webster, 1913 Smittle /(-t'l)/ · Smit·tle · IPA /smˈɪtəl/ v. t. n. a. 01 v. t. To infect. 1. To infect.[Prov. Eng.] 02 n. Infection. 1. Infection.[Pov. Eng.] 03 a. Infectious; catching. 1. Infectious; catching.[Scot. & Prov. Eng.]