1. a large blackbird with iridescent feathers and a long tail, found in North America

Examples

• A flock of grackles gathered on the telephone wires.
• The grackle’s feathers shimmered purple and green in the sunlight.
• Grackles are known for their harsh, creaking calls.
• The common grackle is often seen in parking lots and parks.
• A grackle landed on the bird feeder and scared away the smaller birds.
• The grackle’s long tail helps distinguish it from other blackbirds.