Larry Dooley

Etymology
After Larry Dooley, an otherwise forgotten early boxer, or possibly the better remembered Larry Foley. Popularised by cricket commentator Richie Benaud when describing aggressive batsmen.

Noun

 * 1)  A beating, a hiding, a ticking-off; aggro.
 * 2)  Extra effort; extra impetus; enthusiastic aggression.
 * As they came down the home straight, the jockey gave his horse Larry Dooley.
 * 1)  Pain, gyp.
 * As they came down the home straight, the jockey gave his horse Larry Dooley.
 * 1)  Pain, gyp.
 * 1)  Pain, gyp.

Usage notes
In the sporting sense, one may give, or be exhorted to give, a horse or a car Larry Dooley to speed it up in a race.