The pubic hair surrounding, and often intruding onto the malephallus.
Jane: 'Wow, Johnny, I like what you've done with your frankfurter foliage; the braids look great'
Johnny: 'Thanks Jane, I thought you'd like them. Now, if you wouldn't mind, please continue sucking and let's keep the rest of the small talk until after the vinegar strokes. I'm paying you by the hour and every time you talk I am forced to look at you and be reminded about how utterly repulsive you actually are.'
When a man takes his penis and testicles and makes them look like a mathematical division sign.
Cool Guy #1: Hey my dick and ball look like a division sign when I wear tight jeans.
Cool Guy #2: Yea dude you are totally foldging! Sweet!
Cool Guy #1: Lets go show my sister!
I gave that bitch the foldge all night long! She then proceeded to have multiple orgasms.
When you reach down and grab a nice hand full of grass or clover (this is where the foliage comes in) and smack someone in the face with it all, while you shout out "FOLIAGE PWN!"
guy: hey go foliage pwn that kid in the high waters.