To ejaculate during an "imtimate" IM conversation with a stranger and block them immediately afterwards.
Girl - That Bastard just did a cum and run on me, i'll never get to know his asl.
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to cum on a girls face after intercourse, and quickly grab your things, run out, and never return again.
Last night I gave Jodie a mean dirty harry, and pulled a cum and run. I couldn't find my underwear though, but it was a feasible sacrifice.
by ChrisCash April 18, 2011
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basically when you nut in a woman to make them pregnant and then you flea the city or country.

What my dad did
Mum why isn't dad here

Because he did a cum and run

Mum your a milf
by BigFatAlan July 24, 2019
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When you bang a girl you just met at a club in the bathroom, then leave after ORGASM leaving the condom on the floor for someone to slip on.
Carl asked Tim why he looked in pain after leaving the bathroom and he just replied
"I just went into the aftermath of a cum and run"
by Googleplex69 May 25, 2016
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Sexual drive-by. AKA fuck-n-run or pulling a drive by.
He wanted a cum-n-run and I told him no way. I don't do drive bys.
by Jolie St. Laurent April 9, 2006
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When one very stealthly cums on someone without the other person noticing
It was disgusting. I looked on the back of my jacket to find that I had been a victim of a cum n' run.
by Harry "gMan" G......... September 12, 2007
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Having sex with a girl, only telling then your first name, leaving no paper trail. The girl is preferably a married 46 year old woman with a body described as a bag of cats running from a river.

Did I forget her husband is a millionaire who owns a security company
Noah: where the fuck is hunter
Patrick: he's about to fuck a milf, I want this for him
Skyler: our mom is 46
Everyone: classic hunter cum and run
by Hyatt adventures July 24, 2013
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