let down (one's) hair

(redirected from let down our hair)
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let down (one's) hair

To cease acting formally or conservatively; to let go of one's inhibitions or reservations. Come on, Jim, this is a party! Let down your hair and go a little wild!
See also: down, hair, let
References in periodicals archive ?
We have to find "symptom buddies," close friends we've known a long time whom we can let down our hair with and tell how we're really feeling.
The British pub has long been a place to meet friends, let down our hair and kick up our heels.
DRINK is as much a part of Christmas as turkey dinners and granny falling asleep during the Queen's speech It oils the social wheels, increasing merriment and encouraging us to let down our hair as the parties begin.