Sponson

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Sponson \Spon"son\ (-s[u^]n), n. (Shipbuilding)
     (a) One of the triangular platforms in front of, and abaft,
         the paddle boxes of a steamboat.
     (b) One of the slanting supports under the guards of a
         steamboat.
     (c) One of the armored projections fitted with gun ports,


         used on modern war vessels.
         [1913 Webster]