a chalked string for making a straight line on a large surface, as a wall, by holding the string taut against the surface and snapping it to transfer the chalk.
the line so made.
- Chalk out
verb (transitive, adverb) to outline (a plan, scheme, etc); sketch
- Chalk something up
verb phrase To record credit or debit, as if by a chalk mark: She won easily, and we must chalk it up to her careful preparation (late-1500s+)
(on a fabric) a pattern of thin white lines on a dark ground.
a talk or lecture in which the speaker illustrates points by drawing on a blackboard: The coach gave a chalk talk before the big game. noun (US & Canadian) an informal lecture with pertinent points, explanatory diagrams, etc, shown on a blackboard noun A lecture, lesson, etc, accompanied by sketches: The coach gave us a […]