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5.
When a guy goes down on a latin girl and she can't control herself, causing her to "jump" around uncontrollably. Can also refer to a vibrator called The Bean
Guy 1: I ate out Maria last night and she started shaking around so much I had to slow down.

Guy 2: Thats what you call a Mexican jumping bean
by MajinVegeta May 26, 2013
 
1.
1. This is a term used for describing illigal aliens crossing the Mexican border.

2. This is a term used by police(pigs)refering to trying to arrest a Mexican running with lettuce(marijuanna).
Catch that Mexican jumping bean!

Look its a Mexican jumping bean.

Holy $h!% its a Mexican jumping bean!!!
by Wike Schafran September 28, 2007
 
2.
When a man cums on a womans breasts, and then slaps the sides and bottoms of the breasts, the sperm drops will bounce up and down.
I gave your sister a bunch of mexican jumping beans.
by A-Wall9 May 26, 2009
 
3.
Epic little beans that you keep as pets for third grade. All you have to do is keep them locked in a drawer.
Guy 1: Hey what are those?
Guy 2: They are mexican jumping beans
Guy 1: EPIC!
by Jzell September 15, 2010
 
4.
The act of putting a high voltage piece of equipment to a pool of water filled with mexicans and watching them jump up and down in pain.
I got some Mexican Jumping Beans at Petco.

Those Mexican Jumping beans reached record hieghts!
by baller393 November 04, 2011
 
6.
when a female puts as many tampons in her rectum. a few hours later she drinks as much laxitives as she can possibly have. and the "bean" will jump out
yep i saw saw a porno where a chick had a mexican jumping bean!!!!
by poo91 March 24, 2009
 
7.
illeagle steroids
I used mexican jumping beans to win the olympics
by coolmaster4321 March 21, 2004