Spank \Spank\ (sp[a^][ng]k), v. t. [imp. & p. p. {Spanked} (sp[a^][ng]kt); p. pr. & vb. n. {Spanking}.] [Of unknown origin; cf. LG. spakken, spenkern, to run and spring about quickly.] To strike, as the breech, with the open hand; to slap.
Spank \Spank\, n. A blow with the open hand; a slap.
Spank \Spank\, v. i. To move with a quick, lively step between a trot and gallop; to move quickly. --Thackeray.
She points to an expose of a distinguished London trader who used his cane to playfully spank a nude model one-third his age.
In "Secretary," a passive young woman just out of typing school gets a job in a law office where she permits her boss, "a short man with dark shiny eyes and dense immobile shoulders," to spank her as punishment for typing mistakes.