socket
noun
[ ˈsɒkɪt ]
• a natural or artificial hollow into which something fits or in which something revolves.
• "the eye socket"
• an electrical device receiving a plug or light bulb to make a connection.
socket
verb
• place in or fit with a socket.
• "by then, arrowheads were normally socketed"
• old-fashioned term for shank.
• "a mashie that persists in socketing the ball"
Origin:
Middle English (in the sense ‘head of a spear, resembling a ploughshare’): from an Anglo-Norman French diminutive of Old French soc ‘ploughshare’, probably of Celtic origin.