n.
Pronunciation: ' hat
Function: noun
Etymology: Middle English, from Old English hæt; akin to Old High German huot head covering ― more at HOOD
Date: before 12th century
1 : a covering for the head usually having a shaped crown and brim
2 a : a distinctive head covering worn as a symbol of office b : an office, position, or role assumed by or as if by the wearing of a special hat <wore many hat s in her career>
– hat · less \ -l ə s \ adjective
– under one's hat : not disclosed : SECRET <kept the news under his hat >