RhymeZone: chalk definitions

Definitions of chalk:

noun: a piece of chalk (or similar substance) used for writing on blackboards or other surfaces
noun: a pure flat white with little reflectance
noun: a soft whitish calcite
noun: amphetamine used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
verb: write, draw, or trace with chalk
name: A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #12083)