Despite it's common, negative connotations, in some areas of the U.S. (including the NY Tri-State area) "sucks dick" actually implies that something is great or awesome. This usage of the phrase derives from the fact that someone or something that sucks your dick is, in fact, pretty awesome.

A jack off buddy (from 'cum' /'come', meaning 'semen', and 'companion'); a friend that you get together with for sessions of solo or mutual masturbation
Variant of: cumpanion (from 'companion' & 'cum'); jack off buddy & wank bud & JO buddy
Similar to: fuck buddy

It Means your awsome or cool in a really non shilant way of saying it. it doesn't actually mean you suck on penis

It's like getting your penis sucked because there's nothing wrong with getting your penis sucked