We found one dictionary that defines the word polishing the cannonball:

Slang (1 matching dictionary)

1. Polishing the Cannonball: Urban Dictionary

▸ Words similar to polishing the cannonball ▸ Usage examples for polishing the cannonball ▸ Idioms related to polishing the cannonball ▸ Wikipedia articles (New!) ▸ Words that often appear near polishing the cannonball ▸ Rhymes of polishing the cannonball ▸ Invented words related to polishing the cannonball