1. Expressing joy.
2. Exultingly joyful.
The word ‘Jubilant’ can be thought of as ‘joy without end’ as a jubilant person shows extreme joy and therefore this can used to remember the meaning of the word ‘Jubilant’.
1. She broke into the midst of it with a fragment of some triumphant, jubilant melody.
2. The nominee gave a jubilant acceptance speech before the cheering crowd.