noun. 
                    Nautical:
                  
                
                  
                    noun. 
                    A framework of planks or timber fitted to the outside of a ship abreast of the hatches, to prevent injury to the side while cargo is hoisted in or out.
                  
                
                  
                    noun. 
                    A strut or post to sustain a beam or deck, or to throw the weight of a heavy object upon a part of the structure able to bear the burden
                  
                
                  
                    noun. 
                    One of a pair of timbers in the waist to support the larger boats when aboard.
                  
                
                  
                    noun. 
                    A log forming a track for a heavy moving object; a timber forming an inclined plane in loading or unloading heavy articles from trucks, etc.
                  
                
                  
                    noun. 
                    One of a number of timbers resting on blocks, on which a structure, such as a boat, is built.
                  
                
                  
                    noun. 
                    A metal or timber support for a cannon.
                  
                
                  
                    noun. 
                    One of a pair of parallel timbers for supporting a barrel, a row of casks, or the like.
                  
                
                  
                    noun. 
                    The brake of a crane.
                  
                
                  
                    noun. 
                    A shoe or drag used for preventing the wheels of a wagon or carriage from revolving when descending a hill; hence, a hindrance or obstruction. Also called skid-pan.
                  
                
                  
                    
                    In lumbering: To draw (logs) from the stump to the skidway, landing, or mill.
                  
                
                  
                    
                    As applied to a road, to reinforce (it) by placing logs or poles across it.
                  
                
                  
                    
                    To check with a brake, as wheels, so that they will continue to slide but not to rotate, as the wheels of a moving train. (See skid, intransitive verb, 1.)
                  
                
                  
                    
                    To collect (logs) and pile upon a skidway.
                  
                
                  
                    
                    A variant of scud.
                  
                
                  
                    
                    To place or move on a skid or skids.
                  
                
                  
                    
                    To support by means of skids.
                  
                
                  
                    
                    To check with a skid, as wheels in going down-hill.
                  
                
                  
                    
                    To slide along without revolving, as a wheel: said also of any object mounted on wheels so moving.
                  
                
                  
                    noun. 
                    In lumbering, a log or pole, commonly used in pairs, upon which logs are handled or piled; also the log or pole laid transversely in a skid-road.
                  
                
                  
                    noun. 
                    A peeling-iron; an instrument for peeling bark from trees or logs.