Top definition
When you cannot get an erection but shove your cock inside the vagina or anus any way to have sex.
I was so drunk I was just marshmallowing her.
by Taverna scotiatoastie January 07, 2016
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2
A sexual foreplay act where a chick shoves a guys' face between her breasts and shakes it a little.
Oh yeah, we were marshmallowing last night and then things really got hot!
by Curious Georgina February 18, 2010
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3
Making out with someone and they happen to bite your lips and tongue, constantly. The consistent chewing can lead to numb lips and tongues.
me: last night, oh the marshmallowing!
her: ohjeez, did he really bite you that much?!
me: lets just say, my lips are still numb.
by summersesh December 30, 2009
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4
The act to spit roast a fat chick.
Dave: I met a nice fat white chick last week.

Joel: Did you marshmallow her?

Dave: Yeah we were marshmallowing all night man.
by retaH aggiN April 27, 2017
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