chalk (n.)

  1. a soft whitish calcite

  2. a pure flat white with little reflectance

  3. an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant

    [ Syn: methamphetamine , methamphetamine , methamphetamine hydrochloride , methamphetamine hydrochloride , methedrine , methedrine , meth , meth , deoxyephedrine , deoxyephedrine , chicken feed , chicken feed , crank , crank , glass , glass , ice , ice , shabu , shabu , trash , trash ]

  4. a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces

    chalk (v.)

  1. write, draw, or trace with chalk

The dictionary is based on the WordNet Electronic Lexical Database.
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