Backup Undies

Taking more than enough pairs of underwear on a trip due to a severe case of the shits. The occasion is too good to miss so resorting to more undies is the only way forward, it's either this or you use a shart tampon.

Dave: What's with the big bag? We are only going to watch The Broncos play The Chargers.

Rob: Need Backup Undies

Dave: Got the shits?

Rob: Yeah

by Sieffy April 5, 2013

TestDriven-Undies

When you are looking for a new pair of undies in a "Dirt Cheap" and stumble up a ripe pair that have seen the light at the end of the tunnel then went to hell and came back for revenge.

Whece: Hey bro, this man-thong looks pretty dope and it's only $2.99!
Boog: Dude you see that brown shit I think those have been TEST DRIVEN.
Tyler: Man what a steal, let me try them on my face first to make sure they fit right.
Nibslug: All I own is TestDriven-Undies!

by Creamy Dudlius December 6, 2021

undi gundi

(undē gundē) the marks you get on your skin after pressure due to sleeping, sitting, or contact with a surface.

When she woke up, Tammy had undi gundi on her arm from her sheets.

by milop9502 September 8, 2020

undie puncher

One who takes pleasure in a little bit of undie punching every now and then.

Simo: I think he "assaulted" her
Me: He punched her in the undies? (you know, with his member)
Simo: Yeah, he's a real undie puncher

by Rodney Stewart March 12, 2008

No Undie Monday

Time honoured tradition that comes from a common phenomena which sees an individual unable to successful complete one's laundry duties on the weekend.

"Mate... it's No Undie Monday for me! I've had to go commando 'cos I was partying all weekend and didn't do me washing!"

by borysSNORC™ May 21, 2009

poopy undies

the definition of a nasty ass shat.

i have poopy undies.

by jadesmith101 January 4, 2009

undie grundie

The act of inserting a finger or thumb into an unsuspecting victims anus through their fresh new underwear, thus causing a permanent poo stain. If done in a forceful manner, blood stains may accompany the poo stains.

Paul surprised Steve with an undie grundie...a large fight insued.

by Mutato January 30, 2008