verb. change from a waking to a sleeping state.
noun. an organized expression of goodwill at the start of a trip or new venture.
adjective. very far away in space or time.
verb. sleep lightly or for a short period of time.
noun. a light fitful sleep.
verb. be on the verge of sleeping.
adverb. ['ˈɔf'] from a particular thing or place or position (`forth' is obsolete).
adverb. ['ˈɔf'] at a distance in space or time.
adjective. ['ˈɔf'] not in operation or operational.
adjective. ['ˈɔf'] below a satisfactory level.