(noun) refers to the act of vomiting (just a little) in your own mouth as you burp. Also known as a "vurp".
I was leaning over to tie my shoe when I had a quack back. I had to swallow real quick before my date noticed.
A method of claiming one's seat when one must leave it for a short amount of time. See also dibs, fives. Obscure Northern Wisconsonian dialect.
I claimed "quack quack spot back", but my buddy stole my seat anyway.
The sound a female makes while giving a blow job on a cock where it is hitting her in the back of her mouth/ throat area.
Candy gave me head last night but only sucked the first few inches. She refuses to bottom out on it and give me that "Quack in da Back ! )
If I was gay or Bi I know Loki would give me the "Quack in Da Back " because he loves sticking things in his mouth and down his throat..
official name for a chiropractor / informal: may be shortened to ‘back quack’
You should never pump heavy weights without wearing a body belt – ‘cause you’ll only end up at the outta-whack-back quack, Jack.
what some people say to ensure that they will get their seat back after getting up; this is a phrase usually used by idiots
If you don't want your chair to be stolen, you must utter the words "Quack Quack Chair Back"
The act of securing your seat so nobody can sit in it. Has to be called IN the seat.
Kayne: Quack back
Sarah: (sits in chair)
Kayne: (comes back) Get up I called quack back
Sarah: Dang it