There are multiple definitions - click on the translation that matches your context.

主席

名词

full

president

noun

Definitions of president

English

the head of state of a country that does not have a monarchy (=king, queen, prince, princess etc)

Kennedy ran for president on a pledge to get the United States "moving again".

English

the most important person in a company or other organisation

The president is the leading decision-maker in the company and also leads the management team.