un- + hook
unhook (third-person singular simple present unhooks, present participle unhooking, simple past and past participle unhooked)
- (transitive) To remove from a hook.
1961 March, "Balmore", “Driving and firing modern French steam locomotives”, in Trains Illustrated, page 146:
After Aulnoye the route lay through the colliery area and past Maubeuge to Jeumont, on the Belgian border. There Eùgene unhooked and we handed the train over to a Belgian diesel.
- (transitive) To unfasten by means of hooks.
- to unhook a bra
- (transitive, colloquial) To unfasten the bra of (its wearer).