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pon·toon | \ pän-ˈtün 
\
\Definition of pontoon
(Entry 1 of 2)
1 : a flat-bottomed boat (such 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
pontoon
noun (2)Definition of pontoon (Entry 2 of 2)
British
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More Definitions for pontoon
pontoon
nounpon·toon | \ pän-ˈtün \
\Kids Definition of pontoon
: a large hollow container filled with air and used to make something (as a boat, plane, or bridge) float
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Time Traveler for pontoon
The first known use of pontoon was in 1676
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