one of two defensive players positioned in front of the goalkeeper the position held by any of these players
WordReference Random House Learner's Dictionary of American English © 2026
full•back /ˈfʊlˌbæk/USA pronunciation
n.
WordReference Random House Unabridged Dictionary of American English © 2026- Sport[countable] (in football) a running back who lines up behind the quarterback.
- Sport[countable] (in soccer, Rugby, and field hockey) a player stationed near the defended goal to carry out chiefly defensive duties.
- Sport[uncountable] the position played by a fullback.
full•back
(fŏŏl′bak′),USA pronunciation n. [Football.]
- Sporta running back who lines up behind the quarterback and is farthest from the line of scrimmage.
- Sportthe position played by this back.
- Sport(in soccer, Rugby, field hockey) a player stationed near the defended goal to carry out chiefly defensive duties.
- full1 + back1 1885–90
Collins Concise English Dictionary © HarperCollins Publishers::
'fullback' also found in these entries (note: many are not synonyms or translations):
T formation
- draw
- f.b.
- halfback
- lfb
- r.f.b.
- running back
- single wingback formation
- three-quarter
- wishbone