Wordnet 3.0
NOUN (1)
1.
a decorated dart that is implanted in the neck or shoulders of the bull during a bull fight;
The Collaborative International Dictionary of English v.0.48:
Banderilla \Ban`de*ril"la\, n. [Sp., dim. of bandera banner. See
Banner, and cf. Banderole.]
A barbed dart carrying a banderole which the banderillero
thrusts into the neck or shoulder of the bull in a bullfight.
[Webster 1913 Suppl.]
WordNet (r) 3.0 (2006):
banderilla
n 1: a decorated dart that is implanted in the neck or shoulders
of the bull during a bull fight