say it: SAH-kuht
socket is a noun meaning "a bony hollow into which a structure fits". It carries 3 recorded senses.
a bony hollow into which a structure fits
receptacle where something (a pipe or probe or end of a bone) is inserted
a receptacle into which an electric device can be inserted
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for socket come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.