1. chalk - noun
· a soft whitish calcite
Hypernym(s): calcite
2. chalk - noun
· a pure flat white with little reflectance
3. chalk - noun
· 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
Synonym(s): methamphetamine, methamphetamine_hydrochloride, Methedrine, meth, deoxyephedrine, chicken_feed, crank, glass, ice, shabu, trash
Hypernym(s): amphetamine, pep_pill, upper, speed, controlled_substance
4. chalk - noun
· 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
Hypernym(s): writing_implement
5. chalk - verb
· write, draw, or trace with chalk
Hypernym(s): draw
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