The definition of a socket is an opening into which something is specially-designed to fit.(noun)
An example of a socket is the hole in the wall into which a plug goes.
See socket in Webster's New World College Dictionary
Origin: ME soket, spearhead shaped like a plowshare < Anglo-Fr, dim. < OFr soc, plowshare < Gaul *soccus, plowshare, orig., pig's snout (hence, that which roots out) < IE *suk-, var. of base *su-, sow
See socket in American Heritage Dictionary 4
Origin: Middle English soket
Origin: , from Anglo-Norman, spearhead
Origin: , diminutive of soc, plowshare
Origin: , probably of Celtic origin; see sū- in Indo-European roots.
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