What is the meaning of Professor?

The most senior rank for an academic at a university or similar institution.

A teacher or faculty member at a college or university regardless of formal rank.

One who professes something, such as a religious doctrine.

A practitioner, one who (publically) practises or teaches an art or skill.

A pianist in a saloon, brothel, etc.

The puppeteer who performs a Punch and Judy show; a Punchman.

professor

professor

teacher

musician (in an orchestra)

professor

professor

teacher, professor

professor (the highest academic rank at a university)

professor (the highest academic rank at a university)

teacher; professor

teacher (a person who teaches professionally)

teacher (a person who teaches professionally)

coach

professor (the highest academic rank at a university);

professor

Source: wiktionary.org