Someone who is always trying to look cool by acting gangster or will not stop giving people bullshit when they turn out to be right. Who vandalizes others property and always has a "good intention" for it. Downright annoying.
Lui: Did u see that? *taps own chest in triumph* did u see that? did u see that?
Me: Shut up, stop being a louzer.
Me: Shut up, stop being a louzer.
by loose bitch September 9, 2011
Get the Louzermug.