What does "snub" mean?

Additional senses

1. 2.To check, stop, or rebuke, with a tart, sarcastic reply or remark; to reprimand; to check. J. Foster.
2. 3.To treat with contempt or neglect, as a forward or pretentious person; to slight designedly. To snub a cable or rope (Naut.), to check it suddenly in running out. Totten.
3. 4.A knot; a protuberance; a song. [Obs.] [A club] with ragged snubs and knotty grain. Spenser.
4. 5.A check or rebuke; an intended slight. J. Foster. Snub nose, a short or flat nose. -- Snub post, or Snubbing post (Naut.), a post on a dock or shore, around which a rope is thrown to check the motion of a vessel.