quarterback

From Wiktionary

Word parts[change]

quarter + back

Noun[change]

Singular
quarterback

Plural
quarterbacks

  1. (countable) (sports) A quarterback is the person in charge of the football and delivers the football to either a tight end, running back, or wide receiver.
    The quarterback is very tall.

Verb[change]

Plain form
quarterback

Third-person singular
quarterbacks

Past tense
quarterbacked

Past participle
quarterbacked

Present participle
quarterbacking

  1. (sports) If you quarterback, you play the position of quarterback.
  2. (sports) If you quarterback, you lead the offense.