Kasserine Pass
geographical name
Kas·ser·ine Pass ˈka-sə-ˌrēn 
pass through the Atlas Mountains in central Tunisia
Note: The Kasserine Pass was the scene of heavy fighting between German and American forces in World War II.
- keep it short and sweet
- keep it simple
- keep kosher
- keep mum
- keep off
- keep on
- keep on at
- keep on her boss's good side
- keep on her toes
- keep on his toes
- keep one jump ahead
- keep one out of action
- keep one's cards close to one's chest/vest
- keep one's cards close to the chest/vest
- keep one's chin up
- keep one's composure
- keep one's cool
- keep one's cool/composure
- keep one's distance
- keep one's eye on the ball
- keep one's eye out for
- keep one's eyes glued to
- keep one's eyes open
- keep one's eyes open (for)
- keep one's eyes open for