PONTOON /pɒnˈtuːn/ ► audio Scrabble 9 Words With Friends 12 Scrabble letter values: P3O1N1T1O1O1N1 = 9 Definition noun (nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge. noun a float supporting a seaplane. See all 18 words you can make from PONTOON → 7-letter words Words starting with P Words ending with N ← Unscramble different letters