sock·et/`sɑkɪt; ˈsɒkɪt/ n [C] 1 the place in a wall where you can connect electrical equipment to the supply of electricity 〔电源〕插座 2 the hollow part of something, into which another part fits 窝，臼，槽，穴: He nearly pulled my arm out of its socket! 他差点把我的胳膊拉脱了臼！