fighter
fight‧er /ˈfaɪtə $ -ər/
noun [countable]

1. (also ˈfighter plane/aircraft/jet) a small fast military plane that can destroy other planes:
He was shot down by enemy fighters.
a fighter pilot
2. someone who fights, especially as a sport
3. someone who keeps trying to achieve something in difficult situations:
James is a fighter – he never gives up.
⇨ firefighter, freedom fighter
fight‧er /ˈfaɪtə $ -ər/
noun [countable]
1. (also ˈfighter plane/aircraft/jet) a small fast military plane that can destroy other planes:
2. someone who fights, especially as a sport
3. someone who keeps trying to achieve something in difficult situations:
⇨ firefighter, freedom fighter