Boss
/bɑs/
noun
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.”
Synonyms: employer, gov, guv, guvnor, mate, head, leader, leader
verb
To exercise authoritative control over; to tell (someone) what to do, often repeatedly.
Synonyms: boss around, lord over
adjective
Of excellent quality, first-rate.
“That is a boss Zefron poster.”