Puerto Rican Slang for "boyfriend". Jevos can also be considered some guy you're going out with but nothing official, a friends with benefits, or a fuck buddy. Depends on the situation and the person really as everyone has their own life style. Jevos are also boyfriends of whom you know you won't be with for a long time, aka a friend with benefits.
Girl 1: "Oye nena, quien esese?" (Hey gurl, who is that?)
Girl 2: "Ah, es mi jevo" (Ah, he's my jevo)
Trevors are usually a bad kid, annoying to everyone except for people he likes. Smiles will brighten your day, Trevors are a really bad but loving person