pontoon

3 ENTRIES FOUND:

1pon·toon

noun \pän-ˈtün\

Definition of PONTOON

1
: a flat-bottomed boat (as a lighter); especially : a flat-bottomed boat or portable float used in building a floating temporary bridge
2
: a float especially of a seaplane

Origin of PONTOON

French ponton, from Old French, from Latin ponton-, ponto
First Known Use: 1690

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