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1.
stoner. Person who smokes marijuana as a recreational activity.
Damn, bob marley was a true pacheco.
by Snau July 08, 2005
 
2.
A spanish word defining a person who has had too much alcohol.

Mostly used in Mexico
(Spanish)
Guy1: Hey, ¿te acuerdas del Canaca?
Guy2: Si, el pacheco ese que reclamaba "sus 50mil pesos"
Guy1: Si wey.

(English)
Guy1: Hey, do you remember the Canaca?
Guy2: Yup, the pacheco who wanted back "his 50 thousand pesos"
Guy1: Yes dude
by Merowek July 19, 2011
 
3.
To shank (it's a verb) someone in the neck with a sharp object.
We were at the bar, as we watched this guy Pacheco someone.
by Walmart13 April 13, 2011
 
4.
To shank (it's a verb) someone in the neck with a sharp object.
We were at the bar, as we watched this guy Pacheco someone.
by Walmart13 April 13, 2011
 
5.
Cold weather, slang used in Ecuador.
Brrrrr! Pacheco! Hand over that Zhumir so I get warmed up!
by TheAlex December 02, 2009
 
6.
When a friend tries to step in on someone you are interested in, or dating.

Alternate spelling: Pacheddar.
How dare she try to Pacheco me!? That's my girl!

I'm gonna Pacheco her girl tonight.
by ohheyyy May 20, 2009
 
7.
A fat annoying kid who eats everything in site.
"Man that Eric Vance is such a Pacheco"
by Tim_Pike_is_Brett_Snyder February 21, 2008