QB

Noun

quarterback (plural quarterbacks)

1. (Canadian) An offensive back whose primary job is to pass the ball in a play.
   • Standing 6-foot-6, 237 pounds, Herbert’s size and arm strength are consistent with a prototypical N.F.L. quarterback, and he led the Ducks to a Pac-12 championship and a victory at the Rose Bowl in January with not much talent at receiver.2020 April 24, Ken Belson, Ben Shpigel, “Full Round 1 2020 N.F.L. Picks and Analysis”, in The New York Times
2. (historical) An offensive back who receives the snap (hike) and then blocks the defense from crossing the line of scrimmage; a blocking back.
3. (historical) A position just behind the forwards, or one who plays this position.

See all 5 meanings of quarterback

Noun

quettabyte (plural quettabytes)

1. One nonillion (10³⁰) bytes. SI symbol: QB.

   Synonyms:

   geopbyte