(MOO'-cha-cho), n. A Spanish word, largely used by Mexicans/Chicanos and Latinos, meaning - roughly - a mischievious young person (male). Muchacha (feminine).
"Aiie, behave, muchacho!"
by VSA August 11, 2006
what mexicans say to each other when they want to engage in gay ass sex with one another. also used by mexicans to find a gay person in a crowd.
Jose: I was picking berries last night, hombre
Juan: I was dreaming of a clean bathroom
Jose: Oh muchacho....
Juan: Si Jose, let's go to my place...

Alberto: Man, there's alot of people here today.
Ramon: I know. I've never seen these many Mexicans before.
(starts walking thru the crowd)
Alberto: Muchacho? Muchacho?
(skinny mexican turns around)
Skinny Mexican: Si
Ramon: Our lucky day Alberto.
Alberto: Muchachos!!
A humongous dork with a less than average sense of directions. Will often get you lost. Nonetheless, someone you want to stick around forever if your self-proclaimed nickname happens to be el the grache.
"I freaking love muchacho"
by Hummmmmmmmmmmmmm June 30, 2009
Although this is a spanish word it is commonly used to refer to animals in English. Aww, look at that muchacho. It also sounds like a really cool word so like MUCHACHOOOOO. U know like fucking El Supremo shit.
That dumbass got kicked from class for yelling muchacho.

The dumbass kid was me, MUCHACHOOOOOOOO
by Awesomeness2.0 December 10, 2020
Although this is a spanish word it is commonly used to refer to animals in English. Aww, look at that muchacho. It also sounds like a really cool word so like MUCHACHOOOOO. U know like fucking El Supremo shit.
That dumbass got kicked from class for yelling muchacho.

The dumbass kid was me, MUCHACHOOOOOOOO
by Awesomeness2.0 December 10, 2020
Although this is a spanish word it is commonly used to refer to animals in English. Aww, look at that muchacho. It also sounds like a really cool word so like MUCHACHOOOOO. U know like fucking El Supremo shit.
That dumbass got kicked from class for yelling muchacho.

The dumbass kid was me, MUCHACHOOOOOOOO
by Awesomeness2.0 December 10, 2020
Although this is a spanish word it is commonly used to refer to animals in English. Aww, look at that muchacho. It also sounds like a really cool word so like MUCHACHOOOOO. U know like fucking El Supremo shit.
That dumbass got kicked from class for yelling muchacho.

The dumbass kid was me, MUCHACHOOOOOOOO
by Awesomeness2.0 December 10, 2020