Define jubilant. jubilant synonyms, jubilant pronunciation, jubilant translation, English dictionary definition of jubilant. adj. 1. Exultingly joyful. 2. Expressing joy. ju′bi·lance n. ju′bi·lant·ly adv. American Heritage® Dictionary of the Engl
The meaning of JUBILANT is feeling or expressing great joy : exultant. How to use jubilant in a sentence.