8
Popularized by the program Two And A Half Men (Season 9, Episode 10, The war against gingavitis):
The act of performing a drug deal with someone of mexican descent.
Berta's doorbell rings, she hands over a package, receives some cash in exchange and says "gratsias, adios".
Alan asks what that was about, Berta replies "It's Mexican Halloween".
by JT The Super Greek November 10, 2012
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9
Having intercourse on Halloween, and/or doing so while wearing costumes.
"Dude, i Just engaged in a Mexican Halloween with this random chick. I was Ace Ventura and she was Wonder Woman or some shit."
by Maddzstep August 21, 2011
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10
mexican halloween is when a dude gets a blowjob from a chick with a mouth full of hot tamales candy , and then ejaculates on her face while yelling trick or treat
dude was dissapointed that his girlfriend didn't have any hot tamales so he only got a regular blow job instead of celebratina mexican halloween
by dirkus October 29, 2009
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The vengeful act of crapping on a lover's chest while they sleep.

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11
The sexual act in which the female is so unattractive that the male partner requires her to wear the sheet over her head, giving her the appearance of a ghost, as he munches upon her pink taco.
She would only go down on me if I returned the favor, but that bitch was so ugly, I had to resort to the Mexican Halloween.
by earlgrae November 03, 2009
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12
Having a girl ride your dick (because we all know Mexicans are lazy) and have her wear a pumpkin on her head, as you cum, you smash another pumpkin, into her pumpkin, breaking them both or just one depending on how hard you hit her.
I gave that bitch a Mexican Halloween last night.
by YahookaIRCkr3w May 20, 2010
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13
Having sex while the woman is on a toilet, pooping.
"Dude, she's a freak"
"Why?"
"She wanted me to have a Mexican Halloween with her"
"Ew"
by Frendle W October 29, 2009
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14
1. The act of painting your penis orange and yellow, then while having a girl deep throat your cock you piss down her throat shouting "trick or treat!"

2. With a candy corn cock (Orange and yellow paint) you fuck and piss in any orifice on a girl. Finished with a casual "trick or treat"
"Eat the candy bitch, it's a Mexican Halloween"
by Candy Corn Cock November 05, 2009
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