gaffer

nouns

an elderly man
antique, gaffer, old geezer, old-timer, oldtimer
an electrician responsible for lighting on a movie or tv set
gaffer
is a type of (narrower)
a person who installs or repairs electrical or telephone lines
electrician, lineman, linesman
a person who exercises control over workers
"if you want to leave early you have to ask the foreman"
boss, chief, foreman, gaffer, honcho