Definition of "fullback" []

• Football An offensive backfield player whose position is behind the quarterback and halfbacks and who primarily performs offensive blocking and line plunges. (noun)
• Football The position of this player. (noun)
• Sports A primarily defensive backfield player in field hockey, soccer, or Rugby whose position is near the defensive goal or goal line. (noun)
• Sports The position of this player. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Turns out the Atlanta fullback is a capable runner, too."
• "It's just past lunchtime in the Giants locker room on a victorious Monday and Bear Pascoe, the team's tight-end-turned-temporary-fullback, is trying to answer the following question: What was your personal highlight from Sunday's win over the Lions?"
• "AP Bear Pascoe has been an admirable fill-in fullback the past two weeks."