gaffer
noun [ C ] uk/ˈɡæf.ər/ us/ˈɡæf.ɚ/
(MAN IN CHARGE)
UK informal工头;领班
a man who is in charge of other workers
(FILM)
theatre & film specialized（电影或电视节目拍摄时负责照明及其他用电设施的）照明电工
the person responsible for the lights and other electrical equipment used when making a film or television programme
(OLD MAN)
informal老头儿
an old man