"president" in the noun sense
1. president
an executive officer of a firm or corporation
2. President of the United States, United States President, President, Chief Executive
the person who holds the office of head of state of the United States government
"the President likes to jog every morning"
3. president
the chief executive of a republic
4. president, chairman, chairwoman, chair, chairperson
the officer who presides at the meetings of an organization
"address your remarks to the chairperson"
5. president, prexy
the head administrative officer of a college or university
6. President of the United States, President, Chief Executive
the office of the United States head of state
"a President is elected every four years"
Source: WordNet® (An amazing lexical database of English)
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