Hairy meat patties are collage sorority girls with hairy wore out vaginas. They may have been stuffed with shampoo bottles. Or possibly a large scholng or fist.
Wife - "Oh honey I bought you the potty putter so you can play a game while taking a nasty shit."
Husband - "you stupid bitch. I already play battle shits!"
An unnecessary addition to something that was previously working without it--like putting a hat on top of another hat. In comedy, this is used when placing two funny things too close to each other so that they distract from each other.
Bob told a joke on top of another joke. I warned him he was putting a hat on a hat.