1 definition by Mason S.

1)A term to identify a band trademarked with cheap, unoriginal song lyrics; the vocalist hiding his lack of vocal talent by producing a deep and 'raspy' voice (i.e. Nickelback, Creed).

2)A term to identify any song composed by a buttrock band or any individual song which possesses buttrock qualities (see def. 1)

3) A term to identify anything, absract or concrete, that is distasteful, poorly concieved or overtly offensive.
1)Dude 1: Don't tell anyone but Lips of an Angel is my favorite song.
Dude 2: Friggin' A dawg! You're a closet buttrock fan!

3) Why is that guy wearing all real-tree camoflauge in the middle of downtown? That is so buttrock!
3a) Your sense of humor is buttrock.
by Mason S. January 31, 2008
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