knocker (n.)

  1. (Yiddish) a big shot who knows it and acts that way; a boastful immoderate person

  2. a person who knocks (as seeking to gain admittance); open the door and see who the knocker is'

  3. one who disparages or belittles the worth of something

    [ Syn: detractor , disparager , depreciator ]

  4. either of two soft fleshy milk-secreting glandular organs on the chest of a woman

    [ Syn: breast , bosom , boob , tit , titty ]

  5. a device (usually metal and ornamental) attached by a hinge to a door

    [ Syn: doorknocker , rapper ]

The dictionary is based on the WordNet Electronic Lexical Database.
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