1. openly resisting or refusing to obey someone or something
Usage: present participle of ‘defy’
2. appearing to make something impossible or extremely difficult
Usage: present participle of ‘defy’

Examples

• The teenager was defying her parents by staying out past curfew.
• The protesters were defying the government’s ban on public gatherings.
• The old building is defying gravity with its unusual architecture.
• She kept defying expectations by excelling in every subject.
• The mountain climber was defying death with each dangerous move.
• The artist’s work is defying traditional categories and styles.