1. with great energy, effort, or enthusiasm

Examples

• She vigorously scrubbed the dirty pan until it was spotless.
• The candidate vigorously defended his position during the debate.
• The dog wagged its tail vigorously when its owner came home.
• He vigorously denied the accusations against him.
• The protesters vigorously opposed the new legislation.
• She vigorously stirred the soup to prevent it from burning.