spool cannon

English

Noun

spool cannon (plural spool cannons)

1. A child's homemade toy made by attaching an elastic band to a cotton reel to form a slingshot that could shoot a pencil or other slim object through the bore of the reel.
   • The Adventures of Tom Sawyer, by Mark Twain. Ch.2

     He had besides the things before mentioned, twelve marbles, part of a jews-harp, a piece of blue bottle-glass to look through, a spool cannon, a key that wouldn't unlock anything, […]