- to detach by or as if by releasing a hook: to unhook a tractor from a trailer.
- to unfasten or open by undoing a hook or hooks: to unhook a door; to unhook a corset.
- to become unhooked.
- to remove (something) from a hook
- to unfasten the hook of (a dress, etc)
- to become unfastened or be capable of unfastening
