Mouthquake 

An intense amount of vibratory sensations in the mouth brought upon by many things including pop rocks & pop &/or alcohol, vibrators in the mouth, or certain bitchslaps.

I was eating pop-rocks and drinking rum lemonade and had a 7.2 mouthquake.

That pornstar is totally having a mouthquake right now.

Mouthquake by badluck13_7 June 7, 2011

mirthquake 

an episode of laughter that entails shaking or violent motion.

"You should prepare yourselves for a mirthquake, as today's comic strip was rated 7.1 on the rictus scale." - penny-arcade.com

mirthquake by C Vogue November 13, 2006

mouthpuke 

When you throw up but catch it before it leaves your mouth. Then you swallow it back down.

Mel: "Who wants another shot?"
Jan: "Not me, that last one was no bueno, mouthpuke!!"

mouthpuke by Daddy Swain April 18, 2005

Youthquake 

A peaceful, digital-driven revolution by the youth of a country in protest against dictators who suppress democracy.

Encouraged by Tweets, thousands of college students joined the youthquake in Egypt.

Youthquake by Mohit Hira March 24, 2011

mirthquake 

A violent shuddering of joy, an overwhelming tectonic transposing of ecstasy

Standing in line to recieve the Wii, I had a minor mirthquake.

mirthquake by Hecuter November 14, 2006

mouthshake 

a bj

guy: wassup babygurl wanna give me a mouthshake?
girl: for sure just send me the addy *horny face

mouthshake by mikersoon October 26, 2020

mirthquake 

A quake of jolly laughter that shakes you from your feet to your fat, fat jowls.

Jerry's mirthquake pleased him.

mirthquake by withoutamartyr November 14, 2006