Home›Browse›M›mandarin orangemandarin orangeOur editors are putting together more complete content — check back in about 20 minutesmandarin orangemandarin orange — nounnoun1. a small citrus fruit with a loose, easy-to-peel skin1.nounDefinitiona small citrus fruit with a loose, easy-to-peel skinExampleI peeled a mandarin orange and shared the segments with my son.