old hat

bell bottom jeans and elevator shoes were considered old hat at one time, but now they're back in style.

by polo June 01, 2005

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Something so well known and established that its practice isn't anything novel or interesting.

Knock knock jokes are rather old hat nowadays.

Picking up girls at clubs is old hat for him.

by tehdang February 14, 2014

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Refered to when something has been brought up, or posted on forum multiple times.

"this is such an old hat, find something original"

by Chris February 14, 2005

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Vulva or vagina, esp. of a lady the senior side of 35. Popular term in the Victorian era.

Be careful dismounting that boneshaker, Delilah, lest the world and his dog see your old hat.

by Jonny Firepants February 22, 2014

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I couldn'y find a new one, so I used the old hat from last night.

by Brett Calvin September 30, 2006

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someone that is a bit emo. could possibly be a lesbian, due to quirkiness. loves panic at the disco. has never read "where the wild things are", and plays bass for rockband.

That girl Maegan, she's old hat! Just look at her!

by kmania November 16, 2009

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An alteration of the term new shoes, meaning to burp.

Fred: (BURP)
Paul: 'old hat!'

by Shaggy April 20, 2005

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