Related Clues:
- Advance payment
- Large sandwich, for short
- Teacher for the day
- Classroom fill-in
- Foot-long lunch
- Edible hero
- U-boat, for example
- Fill-in, for short
- Underwater vessel, for short
- Contribution to boat
- -- Carmichael, US songwriter 1899-1981
- Quiznos offering
- Warship; membership fee
- One coming off the bench
- Understudy, e.g