the stem of SNUB v.1 used in a few combs., as † snub-devil, a clergyman (obs. slang); snub-line, -post, U.S. a snubbing-line or -post.
1785. Grose, Dict. Vulg. T., Snub devil, a parson.
1875. Knight, Dict. Mech., 2231/2. Snub-post. A form of bitt or mooring-post on a raft or canal-boat or flat-boat.
1908. H. Day, King Spruce, xxvi. 313. The snub-line down the steep quarter-mile made a cut-off that doubled the efficiency of the teams.