Boss

A person who oversees and directs the work of others; a supervisor.

A person in charge of a business or company.

"Chat turned to whisper when the boss entered the conference room."

A leader, the head of an organized group or team.

"They named him boss because he had good leadership skills."

The head of a political party in a given region or district.

"He is the Republican boss in Kentucky."

To exercise authoritative control over; to tell (someone) what to do, often repeatedly.

Of excellent quality, first-rate.

"That is a boss Zefron poster."

A swelling, lump or protuberance in an animal, person or object.

A lump-like mass of rock, especially one projecting through a stratum of different rock.

A convex protuberance in hammered work, especially the rounded projection in the centre of a shield.

A protrusion, frequently a cylinder of material that extends beyond a hole.

To decorate with bosses; to emboss.

A hassock or small seat, especially made from a bundle of straw.