A Mexican name
sometimes Ecuadorian or Honduran.
"Hola chamita mi nombre es Guillermo!"
by MisterCity April 27, 2006
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Handsome, good looking, usually have a small cock but are not afraid to use it
by ELKPO November 23, 2021
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When someone thinks your a simp so you fuck a boy.
i’m not a simp i’ll just dirty guillermo you...
by thatszach April 27, 2020
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A Mexican dude that looks a little asain and is often wearing a burgundy back pack. He is the only sibling that does not like to smoke bud
"Hey I offered Guillermo Villegas to smoke with me but he declined".

"He don't smoke foo"
by Yall_Ignorant January 29, 2018
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The best Mexicans alive, and has a lot of secret admirers, is very loyal and can be trusted, a lot of people want to be seen with him, is, is a waking legend.
Friend: do you believe in God?

Guillermo Hernandez: I am God!!
by Athan Rico January 4, 2018
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a bitch ass nigga that is maidenless that has no neck
Juan: Look its no neck guillermo
Alejandro: Damn bitch ass nigga
by SnoopychrisG March 7, 2023
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being a major key pussy, and giving a bullshit excuse on why you didn't do something.
Swagven: hey man, do you know if carlos asked out that girl yesterday?
Dankiel: Nah man, he must have pulled a guillermo.
by ultraswaggetnigglet March 23, 2016
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