a person who dresses up like a character from a manga or anime series, a movie, a videogame, etc
"dude, look at that naruto cosplayer"
by Felipe.SudokuX October 11, 2008
One who participates in cosplay .
Yaya Han is a world class cosplayer.
by Angela Costello February 19, 2003
Multiple people taking part in cosplay
Those people dressed as Batman and Robin are cosplayers.
by Sheepz February 01, 2005