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
Definition of pontoon (Entry 2 of 2)
Love words? Need even more definitions?Merriam-Webster unabridged
Words at Play
You're (Probably) Saying It Wrong
18 words even you might be mispronouncing
Great Big List of Beautiful & Useless Words
Along with their degrees of usefulness
12 French Phrases from Downton Abbey
Many of us have an 'idée fixe'
Rare and Amusing Insults, Volume 2
Sometimes a 'cacafuego' can be a real 'slubberdeg...
Ask the Editors