unnie

If you are a girl, this is what you call another girl who is older than you, or a girl who you respect. (Korean term)

Talking to CL: Unnie, you are the baddest female.

unnie by apeeling June 12, 2013

Undies 

Underpants (usually of a female). Originally an Australian slang term, Americans are finally picking it up due to the word ‘panties’ being creepy AF.

“My undies are riding up my bum.”

Undies by HeeGee January 14, 2021

Undie Rub 

When two people rub there privates together while wearing there underwear.

Chad : How bout you ride Chad's cock after work babe!
Kiersten : Sorry I'm on my period I would rather avoid the mess!
Chad : But I need to clean the pipes I guess i'll jack off tonight!
Kiersten : Hey how about A Undie Rub I know that would make you cum?
Chad : Sure i'll bring some extra underwear!

Undie Rub by SlopNChop March 24, 2017

Hundies for the undies

Hundred dollar bills stuffed in yo panties

At the strip club, Dave put some hundies for the undies in that G string!

Hundies for the undies by Precarious Darius October 1, 2015

Untied States of America 

What happens when you depend solely on Microsoft Word's spelling and grammar check to fix your hastily written essay, but Word won't highlight Untied States of America, so your professor fails you instantly.

Why did you drop Dr. Sweet's class?" "Because he failed me." "Why did he fail you?!" "Because he brought me to the front of class, pointed to 'Untied States of America' in my paper, and asked me to point on a map where this country was." "Wow you're an idiot for not proofreading!

Untied States of America by FormerHCer08 March 3, 2011

Undiefucking 

The act of dry humping in ones undies is called Undiefucking.

John found Audrey undiefucking another man in her fishnet undies.

Undiefucking by Nathan Eastan October 10, 2007

Unnie

A Korean term that means older/big sister that females call a female relative or a older girl they a admire or respect. It is sometimes used as a honorific or to replace a person's name.
There are many variations on spelling like Unni, Eonni, Eonnie, Eunni, Eunnie, or onnie. The male version of this term is Nuna or Noona.

Sang-Hee is my Unnie. I really respect her.

Unnie by Diviana March 25, 2010