Suck a tree
It basically means for you to go suck a dick and since a tree is rough, it means for you to choke and die on it. As harsh as it sounds, you say this to a person you dislike or you don’t want anything to do with.
“John go suck a tree”
Go Suck a Tree
A phrase you use when you are mad at somebody or just to use for the fun of it. Basically the same meaning as go suck a dick, penis or some kind of genital name.
" You're a bitch!"
"Oh yeah? Well, go suck a tree cock muncher!"
"Oh yeah? Well, go suck a tree cock muncher!"