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1.
The male equivalent of ruca
Hands off that boy, he is my ruco.
av Juanita DelaCruz 18 oktober 2006
 
2.
The male version of a ruca. A dude that is more to a girl than just a friend with benefits, but not quite her boyfriend. The stage in a relationship right before officially dating.
Kate- Yo, that guy you've been chilln with lately is cute, is he your boyfriend?
Rachel- Naw, he hasn't asked me out yet, he's still just my ruco
av Richerry Walker 1 juni 2006
 
3.
In vato-speak, a ruco is simply an older guy. Most likely, a señor.
Friend; "Is that your dad?"
Vato; "Yeah, thats him."
Friend; "Ni se watcha tan ruco."
Vato; "People think we're carnáles."
av Rick 19 april 2005
 
4.
A clothing line established in 2003 by Nicholas Ruiz; the word is used as a compliment for a particularly cool item of clothing
That shirt you are wearig is so Ruco
av Anne Svercek 30 juni 2004