(idiomatic) Fully informed; current. / (idiomatic) Functioning adequately.

An act of catching up or attempting to catch up. / An amount, a thing, or a receipt or repetition of information that enables one to catch up.

(transitive) To pick up suddenly. / (transitive) To entangle. / (intransitive) To be brought up to date with news. / (transitive) To bring (someone) up to date with the news.

Alternative spelling of catch-up

(transitive, construction) To erect the initial walls and roof of (a new building). / (transitive) To arrange fraudulent evidence to falsely implicate (a person) of a crime; to frame.

Alternative spelling of backup

Alternative spelling of backup

(idiomatic) To make or become more compact by folding. / (idiomatic) To go out of business.

(transitive) To fasten with a buckle. / (intransitive, idiomatic) To fasten one's seat belt or safety belt.

(chiefly US, idiomatic) A warning or call to pay attention; an advisory notice; a notice of what is to happen; a holler.