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john boat(jŏn′bōt′) or john·boat (jŏn′bōt′)
Variants of jon boat.
jon boator jon·boat also john boat or john·boat (jŏn′bōt′)
A small flatbottom boat with square ends, used on shallow waterways.
[Probably alteration (influenced by the name Jon) of joe boat, variant spelling of jow boat, perhaps from Scots jow, to move with a rocking motion, from Middle English jollen, to stagger, knock, variant of chollen, to strike, perhaps from chavel, chaule, cheek; see jowl1.]
a small flat-bottomed boat
or john′ boat`,
a light, square-ended, flat-bottomed skiff.
[1900–05, Amer.; probably John (the given name) + boat]