Similar to the glomp, the reverse glomp involves the glomped party turning a glomp back on the glomper. Usually the glomper is still atop the glompee, the glompee then quickly rolls to the side taking the glomper with them, pinning them beneath, effectively reversing the glomp.
Dude1: Dude! Did you see that?
Dude2: No, what?
Dude1: That dudes girlfriend just glomped him and he pulled a reverse glomp! Now their in postion for a good fuck!