n.
Pronunciation: ' chin
Function: noun
Etymology: Middle English, from Old English cinn; akin to Old High German kinni chin, Latin gena cheek, Greek genys jaw, cheek
Date: before 12th century
1 : the lower portion of the face lying below the lower lip and including the prominence of the lower jaw
2 : the surface beneath or between the branches of the lower jaw
– chin · less \ -l ə s \ adjective