um no 

When you say "no" with attitude or sass

Girl/Boy I don't like:Can I copy the 12 page homework
Me:um no

um no by k_19@rosebud September 23, 2018

no-see-um 

a small biting insect, especially a biting midge

You won't see a single no-see-um without a group.

no-see-um by The Return of Light Joker August 15, 2008

no but um 

When someone insist to carry on the argument despite them being clearly wrong

Person 1: I fucked your mum last night
Person 2: My mums dead you insensitive fuck
Person 1: No but um

no but um by mmmmmose November 4, 2017

Um, he's not gay

An effeminate male that a girl is in major denial about.

After two gays checked him out while they were shopping for a ring at the Galleria...

A romantic night, he tries to give her a ring...

What the heck is a promise ring??

"Um, he's not gay."

Um, he's not gay by um, what's going on? April 26, 2013

D I N O H U M A N

btw idk lol

D I N O H U M A N L O L

D I N O H U M A N by miata real October 28, 2020

umno 

Along the lines of kthxbye. A quick and rude denial/rejection of whatever was asked or offered.

Guy: hey what r u doin 2nite? wanna watch LOTR ROTK?
Girl: umno

umno by B March 31, 2005

Umnotious 

"Umnotious" the opposite of "notious" meaning, not so hocus-pocus, quite ordinary and 'not like other girls' but backwards

Kid: When i grow up i want to be umnotious!
Mom: Son, its notious you don't to be like everyone else do you?
Kid: No.. i guess i don't, Thanks Mom!

Umnotious by umnotious October 31, 2020