A grape smuggler is a guy who likes to hang around with the oppisite sex but in a younger form. Much like a toy boy but vise-versa. (about a two to three year difference to apply) when they are grown up its o.k.
john is a blates grape smuggler he is now going out with a 14 year old and he is 17.
A man who elects to wear tight pants which are pulled up very high especially in the front. The high, tight pants causes the gentleman's genitalia to resemble two grapes being stowed in the crotch of the trousers .
Look at this grape smuggler, you can see his bag right trough his wranglers.