verb To exchange or give (something) in an non-normal exchange (for something else).
verb To hit, to strike.
verb To beat the air, or ply the wings, with a sweeping motion or noise; to flap.
verb To descend or fall; to rush hastily or violently.
noun An exchange of two comparable things.
noun A financial derivative in which two parties agree to exchange one stream of non-normal cashflow against another stream.
noun Space available in a swap file for use as auxiliary memory.
How much swap do you need?
noun A social meal at a restaurant between two university societies, usually involving drinking and banter; commonly associated with fining and pennying; equivalent to a crewdate at Oxford University.