WordReference Random House Learner's Dictionary of American English © 2026
line•back•er /ˈlaɪnˌbækɚ/USA pronunciation
n.
WordReference Random House Unabridged Dictionary of American English © 2026- Sport[countable] a football player on defense who takes a position close behind the linemen.
- Sport[uncountable] the position played by this player.
line•back•er
(līn′bak′ər),USA pronunciation n. [Football.]
- Sporta player on defense who takes a position close behind the linemen.
- Sportthe position played by this player.
- line1 + backer 1960–65
'linebacker' also found in these entries (note: many are not synonyms or translations):