snub

from The American Heritage® Dictionary of the English Language, 5th Edition.

• transitive verb To ignore or behave coldly toward; slight.
• transitive verb To dismiss, turn down, or frustrate the expectations of.
• transitive verb To check the movement of (a rope or cable running out) by turning it quickly about a post or cleat.
• transitive verb To secure (a vessel, for example) in this manner.
• transitive verb To stub out (a cigarette, for example).
• noun A deliberate slight or affront.
• noun Nautical A sudden checking, as of a rope or cable running out.
• adjective Unusually short.

from The Century Dictionary.

• To cut off short; nip; check in growth; stunt.
• To make snub, as the nose.
• To check or stop suddenly; check the headway of, as a vessel by means of a rope in order to turn her into a narrow berth, or an unbroken horse in order to break him to the halter: commonly with up; also, to fasten, or tie up, as to a snub or snubbing-post.
• To disconcert; check; rebuke with a severe or sarcastic reply or remark; slight designedly; treat with deliberate neglect.
• To affect or compel in a specific way by snubbing: as, to snub one into silence.
• noun See snob.
• noun A protuberance or knot in wood.
• noun A nose turned up at the tip and somewhat flat and broad; a pug-nose.
• noun A check; a rebuff; a rebuke; an intentional slight.
• noun The sudden checking of a rope or cable running out.
• noun A stake, set in the bank of a river or canal, around which a rope may be cast to check the motion of a boat or raft.
• Somewhat broad and flat, with the tip turned up: said of the nose.

from the GNU version of the Collaborative International Dictionary of English.

• intransitive verb obsolete To sob with convulsions.
• transitive verb To clip or break off the end of; to check or stunt the growth of; to nop.
• transitive verb To check, stop, or rebuke, with a tart, sarcastic reply or remark; to reprimand; to check.
• transitive verb To treat with contempt or neglect, as a forward or pretentious person; to slight designedly.
• transitive verb (Naut.) to check it suddenly in running out.
• noun obsolete A knot; a protuberance; a song.
• noun A check or rebuke; an intended slight.
• noun a short or flat nose.
• noun (Naut.) a post on a dock or shore, around which a rope is thrown to check the motion of a vessel.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective conspicuously short
• adjective mathematics, of a polyhedron Derived from a simpler polyhedron by the addition of extra triangular faces
• noun A deliberate affront or slight.
• noun A sudden checking of a cable or rope.
• noun obsolete A knot; a protuberance; a snag.
• verb transitive To slight, ignore or behave coldly toward someone.
• verb transitive To turn down; to dismiss.
• verb transitive To stub out (a cigarette etc).
• verb transitive To halt the movement of a rope etc by turning it about a cleat or bollard etc; to secure a vessel in this manner.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an instance of driving away or warding off
• adjective unusually short
• verb refuse to acknowledge
• verb reject outright and bluntly
• noun a refusal to recognize someone you know