From Wiktionary, the free dictionary
Ca. 1500, from Latin mūsicus.
Musikus m (strong, genitive Musikus, plural Musikusse or Musizi)
- (now humorous, else obsolete) musician
- Synonyms: Musiker, Musikant, Tonkünstler
Declension of Musikus [masculine, strong]
- “Musikus” in Duden online
- “Musikus” in Digitales Wörterbuch der deutschen Sprache