A flap in the exhaust just after the turbo that the drive can engage manually to slow down the exhaust gas flow, thus slowing the engine down and in turn, slowing the transmission and drivetrain down, to assist the actual brakes.
The brakes started to fade when we were tankin it down the estate so I flipped the exhaust brake on so I could get round the corner without rolling the truck over on to the orphanage.
by Xboxmad July 6, 2015
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The feeling of letting loose a long, no cheek clapping fart after consuming prodigious amounts of Mexican, hot sauce, or other spicy foods, comparable to a jet fighter, a straight column of what feels like fire will exit your bootyhole leading to a burning sensation, usually followed by fire shits
Bruh, I had straight jet exhaust after Taco Bell last night
Ya think? You melted a porcelain fucking toilet!
by Cockyrooster1135 April 5, 2019
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When someone is so exhausted that they feel like they'll slip into an eternal coma.
"My headlights are out, I caught a cold and my favourite TV show got cancelled, I'm just mortally exhausted right now"
by Captain Procrastination February 3, 2019
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Being exhausted from living through a pandemic most commonly seen in essential employees
Person 1 : Hey man how are you doing ?
Person 2 : I’m alright but just feeling a bit of Covid exhaustion
by Urbandemolition February 13, 2021
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That Thing That You Experience At Band Camp, EVERY DAY.
Director: Time For A Water Break!
Everyone But The Woodwinds: Dead From Heat Exhaustion.
by Your_Mom_LOL March 28, 2022
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Being tired and stumbling (usually after a party), but you're wide awake.
I had federal exhaustion after the epic poker party last night
by niok123 August 31, 2008
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A person, usually a teenage girl, who enjoys to sit in "boy racers" cars being carted around for free (Usually at high speeds). Yet they have no interest in driving, nor cars in any way shape or form.

The "boy racers" love these, as it makes them look popular and added with their stupidity on the roads, makes them feel much more macho.
"She isn't interested in driving, shes just an exhaust sniffer"
by AJ1985 September 12, 2008
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