1. a sharp spur on the leg of a rooster
2. a type of hawthorn tree with long thorns
Usage: botanical
3. a triangular piece of timber used to strengthen a joint
Usage: carpentry

Examples

• The rooster’s cockspur was razor-sharp and dangerous.
• Fighting cocks often have their cockspurs removed for safety.
• The cockspur hawthorn bloomed white flowers in spring.
• Cockspur trees are known for their extremely long thorns.
• The carpenter added a cockspur to reinforce the corner joint.
• The old barn’s frame was supported by wooden cockspurs.