signal_caller
1. [ noun ] (football) the person who plays quarterback
Synonyms: quarterback field_general
Related terms: back passer football
2. [ noun ] (sport,american football) the position of the football player in the backfield who directs the offensive play of his team
Synonyms: field_general quarterback
Examples:

"quarterback is the most important position on the team"

Related terms: back football_team
Similar spelling:   signal_level
  signal_fire
  signal_box
  signal/noise
  signal_flag