n. A lancer mounted on horseback who assists a matador.
the GNU version of the Collaborative International Dictionary of English
n. A horseman armed with a lance, who in a bullfight receives the first attack of the bull, and excites him by picking him without attempting to kill him.
The Century Dictionary and Cyclopedia
n. In bull-fighting, one of the horsemen armed with a lance who commence the combat in the arena by pricking the bull to madness with their weapons, but purposely avoid disabling him.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the horseman who pricks the bull with a lance early in the bullfight to goad the bull and to make it keep its head low
Word Usage
""Not quite so," said I. "The lance of the picador is to keep the bull from goring the horse.""