undie pumper

People who engage in sexual practice fully or partly clothed.

I have a mate who enjoys being a undie pumper.

by @Riflerangehoney April 10, 2017

Last Chance Undies

Your last pair of clean underwear, reminding you that this is your last chance to wear any unless you get your laundry done; that pair of ugly old underwear that you reserve for an emergency.

Dude, I gotta do laundry today, I've got my last chance undies on!

by breezy-licious July 17, 2011

Side Undy Dog

Performing doggy style without removing the woman's underwear; instead, slightly parting them to the side.

"Bitch was too lazy to take her undies off so I gave her the Side Undy Dog"

by Semicolon Leftbracket September 28, 2009

headbutt undies

see touching cloth, a slang expression for following through from a wet fart.

I headbutt undies and now i need to find a toilet fast or go home and clean myself up

by fuckheadsyd January 14, 2007

Last Chance Undies

Old ripped underwear that you pack for a vacation trip then discard after wearing so you have less dirty laudry to pack for the trip home.

Julie: Why are you packing those ratty old briefs?
Augie: Think of them as disposable shorts, or last chance undies.

by Red Sam Black November 7, 2012

push-up Undies

Extremely tight pair of girl's underwear that wraps around the girl's buttocks giving a "secure lift" & leaving a "V" lining in the center of the girl's buttocks while wearing "tight" pants.

Girl's Butt stands out when she wear 'em Push-up Undies

by New User November 27, 2013

headbutting me undies

Australian term. To be on the point of shitting yourself or needing a shit very badly.

Nick: "I nearly shit myself yesterday....it was headbutting me undies"

by fuelline February 14, 2018