cause cé·lè·bre \|kōzsāˈlebr(ə), |kȯz-, -eb(rə)\noun (pluralcauses célèbres \-br(ə), -b(rəz)\) Etymology: French 1.: a celebrated legal case : a case whose revelations excite widespread interest 2.: a notorious incident or episode : a situation attracting much attention < the paper made the controversy a cause célèbre — S.H.Adams >