WordNet sense 1 (mechanical device consisting of a light balanced arm that carries the cartridge):

tone arm, pickup arm

WordNet sense 2 (anything with restorative powers):

pick-me-up

WordNet sense 3 (a light truck with an open body and low sides and a tailboard):

pickup truck

WordNet sense 4 (the attribute of being capable of rapid acceleration):

getaway

WordNet sense 5 (an electro-acoustic transducer that is the part of the arm of a record player that holds the needle and that is removable):

cartridge