1. wooden nickels
2. minivans
3. The jig is up.
4. collate
5. minority ("m" in "or" with a t)
6. room and board [Runner Up: board room]
7. Sit back and wait.
8. cloverleaf
9. unsung heroes
10. The meat is undercooked.
11. second to none; right to know; right-o!
12. a cupcake
