buckhorse

Etymology
After a celebrated "bruiser" of the same name, said to have allowed anybody to strike him on the side of the face for a small sum of money.

Noun

 * 1)  A smart blow or box on the ear.
 * 2) * 1870, George Musgrave Musgrave, A Ramble Into Brittany (volume 1, page 80)
 * the hands of the same exalted young lady being also well calculated to give any man such a 'buckhorse' as would have sent him whirling round the presence-chamber