어떤 단어든 아래 칸에서 찾아보세요. 예를 들면 "the eiffel tower"
 
1.
A woman with a very flat chest, such that it resembles her back. Only the nipples give it away.
The girl at the party was pretty, pity about her two backs.
DesDDD가 작성 2007년 09월 24일 (월)
 
2.
A "twoback" is a woman with no visibly protruding breasts. See also: "flat as a board."
Lucy the twoback rarely goes on second dates.

"Is that a stop sign or a twoback?"
snowshoesny가 작성 2009년 09월 26일 (토)