Verb.

The art of lazing around the house in your most comfortable and/or oversized clothing, doing whatever the hell you want, make-up free, toothbrush free and undeoderised.
> Friend: It's 3pm and you're STILL in your pajamas?!?
> Schlumpfer: Yeah, I've been at home schlumpfing all day. I ate nothing but cereal.

"These sweats are the ultimate schlumpfing clothes! They are sooooo comfortable!"

by mmcKellar June 18, 2008
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a soft, but massive turd; a deuce that is holding back a pocket of gas. when the pile breaks free, it makes the sound "schlumpf" as it falls out of your anal and into the bowl.
I went to the men's room at lunch, but someone had left a huge schlumpf waiting in the bowl.
by mike gould April 6, 2006
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the part of the male anatomy that enters the female vagina during intercourse
tom pace has a large schlumpf
by Uncle Charlie February 2, 2003
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The act of eating blue candy that turns your tongue blue and then proceeding to fellate a guy, thus turning his member blue.
Stems from the German word for smurf.
Bro I was at this Halloween party and Tabitha totally schlumpfed me in the poolhouse
by Robert Rigby December 5, 2015
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When you leak nudes from somebody with somebody else and after you’re getting exposed for it you blame everybody else.
Yo your girlfriends nudes got exposed did you did it?

Yes but I still fuck her because I did the alter Schlumpf.
by Honigmädchen July 3, 2021
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