1.
the emotion of great delight or happiness caused by something exceptionally good or satisfying; keen pleasure; elation: She felt the joy of seeing her son’s success.
2.
a source or cause of keen pleasure or delight; something or someone greatly valued or appreciated: Her prose style is a pure joy.
3.
the expression or display of glad feeling; festive gaiety.
4.
a state of happiness or felicity.
BE Joyful!