Top Definition
TO have sex with a girl and then leave immediately

Dude, I pulled a smash and dash, on Veronica yesterday.
by jmack05 February 11, 2006

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When someone uses the bathroom at a place of business to take a shit without buying anything. It is often accompanied by weak attempts masquerade as a paying customer, followed by a quick exit from the building.
On the way back from camping, I had to pull a smash and dash at the Taco Bell. It was the only place around for miles.
by alunimumbat February 21, 2011

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(Verb)
To have sex with an individual, and then after said intercourse, escape at the earliest convenience with/without the consent/knowledge of your partner.
The chicks fine, but I think she has Pica. Smash-And-Dash for sure bro!
by TheKingNick December 14, 2010

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To go to a party just to smash some chicks and leave.
I went to the girls party just so I could have sex with some other girls and dip right after. I did a smash and dash
by acchill April 06, 2015

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When you have casual sex with a counterpart and then never talk to him/ her again.
Friend 1 "Did you hit it?"
Friend 2 "Yeah bro, but it was a smash and dash"
by CutTheCreditCard March 25, 2016

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The Urban Dictionary T-Shirt

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to have sex with someone then leave soon after .sometimes to never see them again, nature of "1 night stand"
whats up bro? im about to smash and dash this gal, I just meet at the club.
by boski October 12, 2006

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The Urban Dictionary Mug

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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To have sex with someone and then leave immediately after you have climaxed
"Man i'm finna smash and dash this girl tonite"
by k.smoove January 01, 2010

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The Urban Dictionary Mug

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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