1. in a way that shows great joy or satisfaction because of a success or victory

Examples

• She raised her arms triumphantly after crossing the finish line first.
• The team walked triumphantly off the field after their championship win.
• He triumphantly announced that he had passed all his exams.
• The protesters marched triumphantly through the streets after the law was changed.
• She smiled triumphantly when her prediction proved correct.
• The candidate triumphantly declared victory on election night.