pro ‧ mot ‧ er AC /prəˈməʊtə $ -ˈmoʊtər/ BrE AmE noun [countable]
[ Word Family: noun : ↑ promotion , ↑ promoter ; verb : ↑ promote ; adjective : ↑ promotional ]
1 . someone who arranges and advertises concerts or sports events:
a boxing promoter
2 . someone who tries to persuade people to support or use something:
promoters of solar energy