chalk


Concise Oxford English Dictionary © 2008 Oxford University Press:
chalk/tʃɔːk/
noun a white soft earthy limestone (calcium carbonate) formed from the skeletal remains of sea creatures.

■ a similar substance (calcium sulphate), made into sticks and used for drawing or writing.

verb
  • 1 draw or write with chalk.

    ■ rub the tip of (a snooker cue) with chalk.

  • 2 Brit. charge (drinks bought in a pub or bar) to a person's account.
  • 3 (chalk something up) achieve something noteworthy.
– phrases
as different as chalk and cheese Brit. fundamentally different or incompatible.
by a long chalk Brit. by far.
chalk and talk Brit. teaching by traditional methods focusing on the blackboard.
not by a long chalk Brit. not at all. [with ref. to the chalk used for marking up scores in competitive games.]
– derivatives
chalkiness noun,
chalky adjective .
– origin OE cealc, from L. calx (see calx).
'chalk' also found in these Oxford entries:

Download free Android and iPhone apps

Android AppiPhone App
Report an inappropriate ad.