A basser is someone who can't play bass but gets put in the band for his/her charisma and rockin' stage presence.
Caolan is a great bassist; he can slap that thang. Martin, on the other hand, is only a basser; they won't even plug his bass in, but he looks like a rock star.
To act in a depraved, or less-than appropriate manner.
'Martin and Dicey were a depracious pair.'
'They desecrated the image decraciously.'
To act depraved, or in a depraved manner.
'Martin and Dicey were a depracious pair.'
'They desecrated the statue depraciously.'