Noun:
1. to end abruptly, do to bad circumstance or course of events.
2.
Termination, conclusion
Verb:
1. to bring to an end or conclusion: We chalked
negotiations between us and management due to our inabilities to come to terms.
2. to put an end to; terminate: He got chaulked last week due to multiple offenses.
3. to form the end of: Do not chaulk the plans just because you have not found a buyer yet!
Orgin:
Based on the chaulk that is used to outline a dead body at a
murder scene.
Slang synonym:
its a wrap, its over, game over