Taking steriods to give you more motivation to work out.
Chad has some gas in the tank, I think he has been on roids.
by Truthteller85 December 10, 2011
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That is Gas Tank.
by nii88 October 20, 2019
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The act of farting inside of a car and locking all the windows, making the people inside suffer.
Fred: Why are you looking at me like that? What's that smell? Holy mother of god, not a gas tank!
by Tammy Tooter September 20, 2011
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The act of a women giving oral sex, but instead of spitting or swallowing she just lets her moth fill up with the mans cum.
Dude, your girl just gave me a gas tank.
by mister moosecock October 23, 2011
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Filling the gas tank is when you stick your dick into someone's ass (male or female) and proceed to piss.
Cade: I got laid last night.
Owen: Yeah right, by who?
Cade: Bronwynn let me try Filling the gas tank
Owen: 🅱oi
by Loaf of Beans June 12, 2018
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The only logical explanation for cars that appear to use a large amount of petrol.
Driver: Fuck man, how does my car use so much petrol.
Passenger: Eh, must be an abbo in the gas tank.
by Bill August 9, 2004
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