shaped covering for the head worn for warmth, as a fashion item, or as part of a uniform.• used to refer to a particular role or occupation of someone who has more than one : wearing her scientific hat, she is director of a pharmacology research group.
hat in hand used to indicate an attitude of humility : standing on the stoop of his ex-wife’s house, hat in hand.
keep something under one’s hat keep something a secret.
pass the hat collect contributions of money from a number of people for a specific purpose.
pick something out of a hat select something, esp. the winner of a contest, at random.
take one’s hat off to (or hats off to) used to state one’s admiration for (someone who has done something praiseworthy) : I take my hat off to anyone who makes it work
hats off to emergency services for prompt work in the wake of the storms.
talk through one’s hat see talk .
throw one’s hat in (or into) the ring express willingness to take up a challenge, esp. to enter a political race.
hatful |-ˌfoŏl| noun ( pl. -fuls.)
hatted adjective : [in combination ] a white-hatted cowboy.
ORIGIN Old English hætt, of Germanic origin; related to Old Norse hҩttr ‘hood,’ also to hood.