coser
A contracted form of the word “cosplayer.” Someone whose hobby involves costuming as characters from anime, comic books, tv/film, literature, and other sources.
Katie is a dedicated DC coser… she has Harley, Poison Ivy, Catwoman, and Batgirl cosplays.
Coser
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!"
cosers
When someone is cosers, that means they are beyond comfortable.
"What are you up to Andrew?" "Well babe, I decided to get all cosers and await your return"