butt against :
- v lie adjacent to another or share a boundary
- v collide violently with an obstacle
News & Articles
- NFL fines show not all head-butts equal
CHARLOTTE, N.C. -- As I said this week, not all head-butts are created equal. Carolina Panthers cornerback Captain Munnerlyn was penalized for a first-quarter head-butt against San Francisco wide receiver Michael Crabtree in Sunday's 23-10 loss to the 49ers, but was not fined by the NFL. San Francisco wide receiver Anquan Boldin was not penalized for his second-quarter head-butt of Carolina ...
Jan. 17, 2014 - ESPN Blogs