noun

1. in ancient Rome, a procession celebrating the return of a victorious general and his army
2. the act or fact of being victorious; victory; success; achievement
3. exultation or joy over a victory, achievement, etc.
4. Obsolete any public spectacle or celebration

Etymology: ME triumphe < OFr < L triumphus < OL triumpus, akin to Gr thriambos, hymn to Bacchus sung in festal processions

intransitive verb

1. to gain victory or success; win mastery
2. to rejoice or exult over victory, achievement, etc.
3. to celebrate a Roman triumph

Etymology: MFr triumpher < L triumphare < the n.