Word Origin & History
dock"cut an animal's tail," late 14c., from dok (n.) "fleshy part of an animal's tail," related to O.E. -docca "muscle," from P.Gmc. *dokko "something round, bundle" (cf. O.N. dokka "bundle, girl," Dan. dukke "doll," Ger. Docke "small column, bundle, doll, smart girl"). Meaning "to reduce (someone's) pay
EXPANDfor some infraction" is first recorded 1822. Related: Docked; docking.
COLLAPSE