Masterdebater (noun) - Another name for really good debaters. Not to be confused with "masterbater," although since most debaters are weird, nerds, and freaks, many of them are also masterbaters.
Andrew: hey alec - i masterdebated for 2 hours last night!
Alec: wow, i masturbated with my rabbit for 4 hours last night!
a creeper who is so creepy that they are a master; a creeper who draws sketches of counselors playing ukulele and then adds them on facebook because of this sketch being made said counselors profile picture.
dude did you just see lukas and miranda walk by? dude they are such mastercreepers, i saw their facebook pages