<human>:  Could you let me know the 5 most common English idioms and their meanings?
<bot>: 
1. Cut to the chase
 • To get to the point quickly
2. Break a leg
 • Good luck
3. Let the cat out of the bag
 • To reveal a secret
4. Bite the bullet
 • To accept an unpleasant reality
5. Out of the blue
 • Unexpected or from an unknown source