old hat

American  

adjective

1. old-fashioned; dated.

2. trite from having long been used or known.

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old hat British  

adjective

1. (postpositive) old-fashioned or trite

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old hat Cultural  

1. Obsolete, old-fashioned: “Get with it, Murray; your methods are strictly old hat.”

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Etymology

Origin of old hat

First recorded in 1745–55

Example Sentences

All-time highs have become old hat to a market that’s seen the S&P 5oo notch nearly three dozen record closes this year, and the catalysts are familiar too: trade and tech.

From Barron's

Maybe the headlines about looming shutdown deadlines feel like old hat, at this point.

From Slate

“Even though they were only a couple of years older than the Beatles, they were treated as old hat,” says Mazor.

From Los Angeles Times

One-time hick-hop rapper Jelly Roll is old hat at songs to soundtrack shirking child support payments, but he’s found a bit of a new lane in the path blazed by Wallen.

From Salon

A lot of this is old hat for Matafeo.

From Los Angeles Times