SAT ruffian Definition A violent or aggressive person; a troublemaker. Example "The ruffian scared the children by shouting in the park." Sign in to save SAT PDF — $25 ← rue ruffle → Study tips featuring "ruffian" How Context Clues Save You on the SAT 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