The noun chief has 2 senses (first 2 from tagged texts)
1. (5) head, chief, top dog -- (a person who is in charge; "the head of the whole operation")
2. (1) foreman, chief, gaffer, honcho, boss -- (a person who exercises control over workers; "if you want to leave early you have to ask the foreman")
Overview of adj chief
The adj chief has 1 sense (first 1 from tagged texts)
1. (16) chief, main, primary, principal -- (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")