1 a covering made to fit the head, often with a brim, (= a flat edge that sticks out) and worn out of doorsa straw/woolly, etc. hatto put on/take off a hat2 (informal) a position or role, especially an official or professional role, when you have more than one such roleI'm wearing two hats tonight—parent and teacher.I'm telling you this with my lawyer's hat on, you understand. see also old hatIdioms
go hat in hand (to somebody)
(North American English) (British English go cap in hand (to somebody)) to ask somebody for something, especially money, in a very polite way that makes you seem less importantkeep something under your hat
(informal) to keep something secret and not tell anyone elsemy hat
(old-fashioned, British English) used to express surpriseout of a/the hat
if something such as a name is picked out of a/the hat, it is picked at random from a container into which all the names are put, so that each name has an equal chance of being picked, in a competition, etc.
I take my hat off to somebody
|hats off to somebody
(both especially British English) (North American English usually I tip my hat to somebody) (informal) used to say that you admire somebody very much for something they have donethrow your hat into the ring
to announce officially that you are going to compete in an election, a competition, etc.


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