Top definition
Cheating on your girlfriend in your house while she is asleep in your bed.
"Dude last night I marcoed this bitch so hard"
"I hope Katharine don't find out how I been marcoing hoes left and right."
by Foreskinz October 21, 2011
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Cleveland Steamer Plush

The vengeful act of crapping on a lover's chest while they sleep.

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