1. plural of chimney: vertical structures that carry smoke and gases from fireplaces or furnaces up through a roof and into the outside air

Examples

• The old house had three brick chimneys on its roof.
• Santa Claus is said to come down chimneys on Christmas Eve.
• The factory’s tall chimneys released steam into the sky.
• We need to clean the chimneys before winter arrives.
• The Victorian mansion featured ornate chimneys with decorative caps.
• Smoke was rising from several chimneys in the neighborhood.