adjective
- having a wavy or undulating pattern
Usage: heraldry
Examples
- The coat of arms featured an undy line across the shield.
- The heraldic design included an undy border in blue and gold.
- Medieval banners often displayed undy patterns to represent water.
- The family crest showed an undy division between the upper and lower sections.
- In heraldry, an undy line creates a wave-like visual effect.