drum major
US /ˈdrʌm ˌmeɪ.dʒər/
UK /ˈdrʌm ˌmeɪ.dʒər/

1.
tambor mayor, director de banda
the leader of a marching band or drum corps, who gives signals to the band and often performs a showy routine with a mace or baton
:
•
The drum major led the band with a flourish of his mace.
El tambor mayor dirigió la banda con un floreo de su maza.
•
She aspired to be the drum major of her college band.
Ella aspiraba a ser la tambor mayor de la banda de su universidad.