What is Shelving?
1.
alternate way of taking drugs by inserting them into the anus
hey ben, i'm going to swallow one pill and shelf the other one
See
2.
1. When a fat man is fucking a skinny woman from the back but has to "shelf"(rest) his stomach on her ass or lower back
2. When a pregnant woman has to rest her stomach on a table
Example 1. Tom: Dang, Sheryl must have serious back problems!
Denise: Why's that Tom?
Tom: Because Sheryl gets shelfed by her fat ass husband
more than a used book at a bookstore.
Example 2. Husband: Hey honey, do you need to stop and rest for a bit?
Pregnant wife: Yeah let me shelf on this picnic table really quick.
(variations include: shelf , shelved, shelving)
See
