yank
Yank, n. Etym: [Cf. Scot. yank a sudden and severe blow.] Defn: A jerk or twitch. [Colloq. U. S.] Yank, v. t. [imp. & p. p. Yanked; p. pr. & vb. n. Yanking.] Defn: To twitch; to jerk. [Colloq. U. S.] Yank, n. Defn: An abbreviation of Yankee. [Slang]