1. [ noun ] a mark against a person for misconduct or failure; usually given in school or armed forces

"ten demerits and he loses his privileges"

Related terms: mark
2. [ noun ] the quality of being inadequate or falling short of perfection
Synonyms: fault

"they discussed the merits and demerits of her novel" "he knew his own faults much better than she did"

Related terms: merit worth
Similar spelling:   Demeritt