I'm all dick.
To be as horny as hell, to be in such heat that you can't stop it from erecting.
Dude 1: Look at those hookers with busty hooters!!!
Dude 2: Oh man, stop talking to me. I'm all dick.
Dude 2: Oh man, stop talking to me. I'm all dick.
I'm all dick and bones
Means, that the guy is slim with a big dong, as in he's hardly fat!
You're slim aren't you?
Yeah, I'm all dick and bones.
Yeah, I'm all dick and bones.