the period of time after eating cheap Mexican food when every internal organ in your body lights on fire. Usually followed by extended periods on the toilet.
Guy 1 "dude, what's wrong with you?"
Guy 2 "Mexican burn"
Guy 1 "told you to quit eating those $2 enchilada specials"
by Smitten_Kitten13 August 10, 2010
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When you're wrestling and you get a rug-burn on your genitals
Ouch, dude, I need to go splash some cold water on my dick, I just got a Mexican Trouser Burn.
by Crazyjesse2 March 10, 2011
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Rug burn on your dick. MTB for short
dude, i got mexican trouser burn last nite. it hurts like a bitch.
by MTBftw March 25, 2011
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The excruciatingly hot poop that comes out of your butt a day or two after eating spicy Mexican food. It feels like your butt is being burned at the stake like a witch. The hot log leaving your body.
I added extra jalapeños to my burrito and my butt burns so bad you would think it was a Mexican Salem burning log coming out of my butt.
by PlagueTarot January 12, 2023
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The act of putting hot sauce on your dick and inserting it in to a females Anus.
Suzy was asking for a Mexican Burn Barrel because her ass is on fire.
by BongBlazer August 22, 2015
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