SAT GRE TOEFL grievous Definition Serious or severe, often referring to injuries or offenses. Example "He suffered a grievous wound during the battle." Sign in to save SAT Quiz → GRE Quiz → TOEFL Quiz → ← grieve grill → Study tips featuring "grievous" Let the Argument Reveal Unfamiliar Word Meanings Group Words Together by Emotional Tone Map Each Word Into a Connected Network Related words SAT antonym SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal