y.g.d.s. 

you're gonna die someday

"Shit man, I barely studied for this test"
"Whatever, y.g.d.s."

y.g.d.s. by rs14699021 January 24, 2013

Y'ain't 

by far the sexiest word on the planet. Shorthand for "You all are not"

You: You all are not
Southerner: Y'all ain't
Me, an intellectual: Y'AIN'T

Y'ain't by HangTightJamacia December 13, 2018

y’all’dn’t’ve 

you all could not have

y’all’dn’t’ve been this swag if you were half as iconic as me, sis.

y’all’dn’t’ve by peppa towel hearteyes September 23, 2019

y'all-zis 

Plural of y'all (you all).

“I wish I could dress like y’all-zis do”.

y'all-zis by Baltimore Lenore June 24, 2005

y helo thar 

Stands for "Why Hello There." It is then followed up by the word "buttsecks" which is Internet slang for "anal sex."

It is greatly used on the WWEGSB.

New girl: Hello, I'm new to the WWEGSB. I'm a girl!

Random noob boys: y helo thar buttsecks

y helo thar by Scooter June 6, 2004

Y-you too 

A ridiculous comeback, an inside joke in the Jacksfilms fandom.

"You're dumb!"
"Y-you too"

Y-you too by DonaldTrumpSucks July 7, 2016

Y'ass 

A Comedic phrase said to a friend being rude or acting in an inapropriate mannor.
Contraction for You and Ass
you+ass=y'ass

Friend one: look at that kid over there what an idiot.
Friend two:Wow that was uncalled for, y'ass!

Y'ass by DJDiehl December 2, 2009