When three people sit in the back seat of a car, and a fourth lays across all three of their laps. The person laying is the Mexican Seatbelt, and calls "Mexican Seatbelt" upon assuming this position.
"MEXICAN SEATBELT"

"Dude, your elbow is crushing my balls"
by THCidiot July 7, 2009
Get the Mexican Seatbelt mug.
1. A person who fakes or acts like they own the car they're riding in.
2. The friend that hangs out the window trying to holla at females
3. That friend who always mean muggin from the front seat
Kim always acts like a seatbelt hoe whenever she's in your car
by Dr_PHD_MD_2004 August 29, 2015
Get the seatbelt hoe mug.
the act of slamming on your brakes when your friends don't have their seatbelts on
by Mikeotis November 14, 2013
Get the seatbelt check mug.
when a man straps a dildo around his waist and begins to penetrate a girl with it
dave couldnt do it himself so he relied on the crazy seatbelt to pleasue his girl
by cords April 1, 2005
Get the crazy seatbelt mug.
A Mexican seatbelt is a rope that keeps someone secure while riding in the back of a truck.
Passenger: I'm surprised Justin didn't fly out of the bed on that last speed bump.
Driver: It's cool, he's got a Mexican seatbelt.
by DBnick May 5, 2007
Get the Mexican seatbelt mug.
(verb) The act or tying your penis to the security bar of a roller coaster as a safety measure to prevent death.
Thanks to the serbian seatbelt, jimmy only tore his penis off and not died from the roller coaster that had stopped upside down.
by That dude? May 12, 2011
Get the serbian seatbelt mug.
The act of sexual intercourse.
Most likely in an car.
Erik: Where were you last night kid, you missed an insane party?
Tony: O it don't matta I was bucklin' the seatbelt wit that girl from avalon.
Erik: Damn son, I'm impressed.
by Gill wizzle June 25, 2007
Get the Bucklin' the Seatbelt mug.