- the second mast from forward in any ship having two or more masts, except for a yawl, ketch, or dandy.
- the larger forward mast of a yawl, ketch, or dandy.
- the sole mast of any of various ships, as sloops or cutters.
- the chief mast of a sailing vessel with two or more masts, being the foremast of a yawl, ketch, or dandy and the second mast from the bow of most others
