NOUN (3)

1. a long oar that is mounted at the stern of a boat and moved left and right to propel the boat forward;

2. each of a pair of short oars that are used by a single oarsman;

3. a racing shell that is propelled by sculls;


VERB (1)

1. propel with sculls;
- Example: "scull the boat"

The Collaborative International Dictionary of English v.0.48:

Scull \Scull\ (sk[u^]l), n. (Anat.)
   The skull. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scull \Scull\, n. [See 1st School.]
   A shoal of fish. --Milton.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scull \Scull\, n. [Of uncertain origin; cf. Icel. skola to
   wash.]
   1. (Naut.)
      (a) A boat; a cockboat. See Sculler.
      (b) One of a pair of short oars worked by one person.
      (c) A single oar used at the stern in propelling a boat.
          [1913 Webster]

   2. (Zool.) The common skua gull. [Prov. Eng.]
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scull \Scull\, v. t. [imp. & p. p. Sculled; p. pr. & vb. n.
   Sculling.] (Naut.)
   To impel (a boat) with a pair of sculls, or with a single
   scull or oar worked over the stern obliquely from side to
   side.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scull \Scull\, v. i.
   To impel a boat with a scull or sculls.
   [1913 Webster]

WordNet (r) 3.0 (2006):

scull
    n 1: a long oar that is mounted at the stern of a boat and moved
         left and right to propel the boat forward
    2: each of a pair of short oars that are used by a single
       oarsman
    3: a racing shell that is propelled by sculls
    v 1: propel with sculls; "scull the boat"