defensive back

US /dɪˈfensɪv bæk/
UK /dɪˈfensɪv bæk/
"defensive back" picture
1.

defensive back, zagueiro

a player in American or Canadian football whose main role is to prevent the opposing team from completing passes or making long runs

:
The defensive back intercepted the pass, turning the tide of the game.
O defensive back interceptou o passe, mudando o rumo do jogo.
Good coverage by the defensive backs is crucial for a strong defense.
Uma boa cobertura pelos defensive backs é crucial para uma defesa forte.