boothman

noun3

1. •
   A projectionist at a movie theater.

   • Two veteran eastern Connecticut boothmen died recently: Irwin Dawley, 55, projectionist at the Stanley Warner Garde, […] — 1958
2. •
   (rare) One who mans a booth, such as at a fair or (historically) a Thing.

   • He had seen the boothmen and horse dealers at fairs playing brightly colored cards, and gentlemen at Shea's with their cards, cigars, and brandies. — 2007
3. •
   (dialect, no longer used) A corn merchant, especially one in Newcastle-upon-Tyne.