boss
noun [ C ]
MANAGEMENT, HR, WORKPLACE uk/bɒs/ usa person who is senior to you at work, especially the person who is your manager:
Getting on badly with the boss topped the list of reasons given by workers for leaving their job.
my new/old/former boss
informal
the person in charge of a company:
Now that the company finally has a new boss, investors will be demanding to see a new strategy.
company/union/bank bosses
be your own boss
to work for yourself, not for an employer:
I always wanted to be self-employed, to be my own boss, and do things the way I thought they should be done.