Pontoon meaning

pŏn-to͝on
Frequency:
A floating structure, such as a flatbottom boat, used to support a bridge.
noun
2
0
A floating structure serving as a dock.
noun
1
0
Either of two floating structures attached to a seaplane.
noun
1
0
Any of a number of these, or of some other floating objects, as hollow cylinders, used as supports for a temporary bridge (pontoon bridge)
noun
1
0
Either of two floats, as on the landing gear of some airplanes, for landing on water.
noun
0
0
Advertisement
(military) A flat-bottomed boat used as a support for a temporary bridge.
noun
0
0
A floating structure supporting a bridge or dock.
noun
0
0
A box used to raise a sunken vessel.
noun
0
0
A float of a seaplane.
noun
0
0
(card games) A card game in which the object is to obtain cards whose value adds up to, or nearly to, 21 but not exceed it.
noun
0
0
Advertisement
A flat-bottomed boat.
noun
0
1

Origin of pontoon

  • French ponton from Old French from Latin pontō pontōn- floating bridge from pōns pont- bridge pent- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Probably from vingt-un, an obsolete variant of vingt-et-un, from French, literally vingt-et-un (“twenty-one").

    From Wiktionary

  • From Old French ponton, from Latin ponto (“ferryboat"), from pons (“bridge").

    From Wiktionary