Smoking or being high on gas (weed). Usually synonymous with being high as shit.
by robertdav May 1, 2018
Another way to say "no way" or "quit playin"
Person 1: Hey I just won $100 on a lottery ticket!

Person 2: Get off the gas.
by Rebekah P July 27, 2007
To refrain from saying, doing, suggesting, thinking of doing, or acting as if at some some point in time you would do, something retarded or just plain illogical.
I think I'ma go check out the new boys like girls cd""get off the gas...
by nickbaney August 5, 2010
term used to say "stop talking" or "be quite"

or maybe even to say what you are saying is really stupid so you should just stop talking
person: man i just got laid last night

person 2: dude "get off the gas" you know nobody wants you
by poetic_nature October 12, 2009
Waking up your pancake and telling them that they are a booger while you are playing 42 with them.
Becky: Clint sure is sexy with them big hazel eyes.
Raina: oh... get off the gas.
by Beautifulcrazypancake October 29, 2019
quit kissing that ass. or quit sucking up to her/him. brown noser
david says, "hey boss that is a nice shirt, i really like it". then john says, " dude, get off the gas bro."
by simplyaman01 June 17, 2009
To ejaculate massive ammounts of semen into a vagina or anus. This practice can only be accomplished in the absence of condoms or any other contraceptive that prevents the exchange of fluids. A vagina that has been habitually been topped off runs the risk of becomming garbage pussy.
Bend over whore, Im gonna top off your gas tank with pure, unadulterated eastern Kentucky baby slime.

I love nothing more than topping off gas tanks.

Condoms? I would never take a shower in a raincoat, why would I wear condoms? I am going to top off your gas tank.

I am going to top off your gas tank, and then I will be in you forever.
by Taquesia Blackdigk September 27, 2006