Wearing so few clothes you might as well be wearing only underwear.
Girl: that girl's clothes are so skimpy, she is such a slut
Dude: yeah, love it when girls go around underwearing.
Other dude: yes, girls that underwear as so sexy.
by ChouChou March 27, 2014
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when someone is underneath you, so insignificant that they're on your butt.
Oh my gosh, you're so underwearing me.
by The Cotton Ball March 8, 2011
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When you shit yourself, or fart loudly enough that a bit of shit sprays out and stains your underwear with brown streaks.
Dude I just loud farted and it left me with underwear streaks. I may just throw them away at this point.
by Soapey August 4, 2019
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1.for girls: Party Underwear are a pair of cute or sexy panties worn when they know that there is a a chance they will hook up with someone at a party.

2.for boys: Party Underwear is an adult style diaper worn under their boxers or briefs in precaution when they know there is a chance they might get too drunk at a party and soil themselves during the night. piss drunk
1. "I'm wearing my party underwear 'cause Javier will be at Tad's tonight."

2. "Kevin better wear some party underwear tonight, because last week he shit his pants."
by Jonnhy D December 2, 2008
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the underwear tyler joseph wears to trick his fangirls into thinking he has a big dick
Fangirl 1: Omggg tyler wears saxx underwear!!! you know what that means!!

Fangirl 2: shut up jessica you know he only wears those to trick us
by ueetueet April 10, 2019
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little gnomes who come out at night to steal underwear.
ahh the underwear gnomes stole my underwear again, I'm down to one pair.
by Dan Arnett July 11, 2008
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Fluid the consistency of yogurt exploding from a guys dick when you’re in gym class running with the girls
I do my own laundry so my mom doesn’t see all my underwear yogurt
by FabooFlower October 17, 2021
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