n. Act of picking up, as, in various games, the fielding or hitting of a ball just after it strikes the ground.n. That which picks upn. One that is picked up, as a meal hastily got up for the occasion, a chance acquaintance, an informal game, etc.n. a social companion for the evening who is met without prior arrangement, as at a singles bar; also, the act of joining with such a companion in that fashion.n. acceleration; a measure of the ability of a vehicle to accelerate.n. a component of a phonograph which contains the stylus and also components for converting the vibrations of the stylus into electrical impulses for subsequent processing into sound; often referred to as a cartridge; also, the process of converting vibrations into electrical impulses.n. the conversion of sound or light into electrical signals in a sound or image recording or transmitting device.n. a small truck having an enclosed driver's compartment (cab) but an open rear with usually low sides and a tailgate. Also called pickup truck.n. a hitchhiker who has been picked up.