Definitions for johnboat
Random House Webster's College Dictionary
or john′ boat`
a light, square-ended, flat-bottomed skiff.
Category: Nautical, Navy
Origin of johnboat:
1900–05, Amer.; prob. John (the given name) +boat
a flat bottomed boat with a very shallow draft, whose bow and stern are both squared off
Eddie liked to take his johnboat into the shallow, reedy, sandbars that the out-of-town fishermen, with their big, expensive, fiberglass bassboats, couldn't reach.