tʃiːf tʃiːf ˈtʃiːf.tən ˈfɔː(ɹ)mən ɡæfɚ ɡæfə ˈhɑn.tʃoʊ ˈhɒn.tʃəʊ ˈpɹaɪməɹi ˈpɹaɪməɹi ˈpɹɒeməɹi ˈpɹɪnsɪpəl most important element the chief aim of living the main doors were of solid glass the principal rivers of America the principal example policemen were primary targets the master bedroom a master switch a person who exercises control over workers if you want to leave early you have to ask the foreman a person who is in charge the head of the whole operation a head of a tribe or clan