This is the 2983rd most frequent Russian word.
директором
The word "директором" is the instrumental case of "директор" and means "as (a) director" or "by/with (a) director" in English.
Instrumental case, indicates the profession or role someone holds.
Он работает директором в большой компании.
He works as a director in a large company.
Instrumental case used with the preposition 'с' to denote meeting with a person holding this title.
Я встречался с директором вчера на собрании.
I met with the director yesterday at the meeting.
Instrumental case used to describe the state or title someone acquires.