fullback
US /ˈfʊl.bæk/
UK /ˈfʊl.bæk/

1.
lateral, defensa
a defensive player in various sports, positioned at the back of the field or close to their own goal.
:
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The fullback made a crucial tackle to prevent a score.
El lateral hizo una entrada crucial para evitar un gol.
•
In American football, the fullback often blocks for the running back.
En el fútbol americano, el fullback a menudo bloquea para el corredor.