ban·de·ril·le·ro 
(băn′də-rē-ârō, -rēl-yârō)
(băn′də-rē-ârō, -rēl-yârō)n. pl. ban·de·ril·le·ros
The member of a matador's cuadrilla who is responsible for placing the banderillas during a bullfight.
[Spanish, from banderilla, banderilla; see BANDERILLA.]