Dictionary

pontoon

2 ENTRIES FOUND:

1pontoon

noun pon·toon \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

2pontoon

noun

Definition of PONTOON

British
:  blackjack 5

Origin of PONTOON

perhaps alteration of vingt-et-un
First Known Use: circa 1917

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