can mean dude,friend,homeboy
but can also mean gay
dude;friend
ex: ehh vato? ke pasa ta noche?
ayy whats happenin tonite?

gay;
ex: vete al diablo vato!
go to hell faggot!
by platanera64 April 3, 2009
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Mexican undesirables and criminals.
Some of the vatos in South LA are on a crime spree and shot into a home killing a small child.
by February 25, 2017
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To dress up like a Mexican gangster and drive by your ex lovers house in an unrecognizable car to see who they are now fucking to get over you.
Better bring the wigs and be ready to vato.
by BTV4L August 6, 2007
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Verb: To make shit up about yourself to people online. Especially over the IRC and especially when you think they cannot prove that you are a total poseur.
Dude, I totally vatoed this chick last night.
by FallLine February 13, 2008
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Cool mexican guys.Similar to Homies.
My vatos are locos, and their gonna kill your family.
by Vatos February 17, 2005
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