gaffer
🇺🇸
/ˈɡæfər/
🇬🇧
/ˈɡæfə(r)/
A leader or boss in various settings, like a factory or sports team.
The gaffer made sure everyone on the factory floor was working efficiently.
The chief electrician and lighting director on a film or TV set.
On the movie set, the gaffer was responsible for setting up the lights.