/ ˈtʃeəmən; NAmE ˈtʃer-/ noun ( pl. -men / -mən; NAmE /)
1.
the person in charge of a meeting, who tells people when they can speak, etc.
2.
the person in charge of a committee, a company, etc. :
the chairman of the board of governors (= of a school)
The chairman of the company presented the annual report.
➡ note at gender