Definitions

1. noun

A person who sells or supplies narcotics or other prohibited substances.

“The police arrested the pusher on the street corner.”

2. noun

A person who encourages or persuades others to do something.

“The coach was a pusher who motivated his team to win the championship.”

3. noun

A device that pushes or propels something, especially in machinery.

“The engine had a pusher fan that improved airflow.”

4. verb

To persuade or encourage someone to do something.

“She pushed him to apply for the scholarship.”