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15.
Offensive mexican term.
if you have 32 cousins, your most likely a wetback.
by Mojado! Mojado! March 22, 2009
 
16.
a mexican that cross the rio grande just to get to america.
what's up with all these wetbacks in here
by horacio wm September 07, 2008
 
17.
A derogatory word used to describe Mexicans who illegally enter the United States through the Texas portion of the Rio Grande. By going under the border fence but over the river they would wet their backs.
That guy is soaking wet and looking a little out of place must be a Wet-Back.
by Disgruntled bean December 15, 2009
 
18.
A mexican with no green card, too lazy to get one; therefore swims to the U.S thus becoming a "wet-back".
The Wet-backs pick srawberries, work our fast foods, and sell flowers, oranges, cherries etc. on main streets.
by ivette July 18, 2006
 
19.
A illegal Mexican that sneaks into America via the Rio Grande. Uselly they end up gettin caught but sometimes the sneaky lil jokers get away.
Those dang wetbacks sneaked into my land!
We need to flood that dang river!
by patyo1 December 11, 2007
 
20.
when you are having sex from behind and you pull out and squirt your load on your partners back.
I didn't wan't to get her pregnant so I made her a wet back
by who8myshoe August 23, 2012
 
21.
Although the term has been traditioally associated with Mexican illegal immigrants, today the term is broadly used to describe any illegal immigrants.

"I was a wetback" (I worked in the country illegally)
by Chic Cougar September 05, 2008