Compa refers to mate, friend, brother. Comes from spanish from the word companero which translate to peer, but used as a friendly way to talk about your homies.
I went with my "compa" to the movies!- Fui con mi "compa" al cine!
The act of sucking dick with an upper decker (other wise know as an upper lip full of chewing tobacco), until the recipient ejaculates. then you must swallow the spit and jizz.