adjective
- having sharp points or spikes
- easily annoyed or irritated; bad-tempered
Usage: informal
Examples
- The cactus has spiky leaves that can hurt if you touch them.
- She wore her hair in spiky points with lots of gel.
- The hedgehog rolled into a spiky ball when frightened.
- He’s been really spiky lately, snapping at everyone.
- The spiky fence kept intruders out of the garden.
- Her spiky attitude made it hard to work with her.
- The sea urchin’s spiky shell protects it from predators.