Pronunciation: (di-mer'it), [key]
1. a mark against a person for misconduct or deficiency: If you receive four demerits during a term, you will be expelled from school.
2. the quality of being censurable or punishable; fault; culpability.
3. Obs.merit or desert.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.