intransitive. With for. To make up by excess of merit for the failing of another. Obsolete.

intransitive. To be an equivalent, to make up for.

intransitive (a) To make up, compensate, compound for; (b) (of things) to serve as a substitute for.

To compensate, v., to counterbalance. intransitive.

That part of a rope, sail, etc., which is not fully strained, or which hangs loose; a loose part or end. Also figurative, esp. in to take up the slack…