, or sliding-planks.
Those timbers fitted under the bottom of a ship, to descend with her upon the bilge-ways when launched.
·adj Slippery; elusory. II. Sliding ·adj That slides or slips; gliding; moving smoothly. ...
Webster's Dictionary of the English Language
See sliding baulks ...
The Sailor's Word-Book
Masts fitted for getting up and down with facility abaft the mast; generally used for kites, as roya...
A contrivance to prevent vessels from being driven to leeward by a side-wind; it is composed of plan...
Those logs made to slide under the bilge of a ship in order to support her. ...