Top Definition
A woman (usually a tennager) that uses air, tissues or paper to make the illusion that their breasts are larger than they really are. False advertisement.
"God Ashley is such a Coser!"
by Snarkle Janglebond May 11, 2006
9 Words related to Coser

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×