having sharp points 有尖刺的 spiky plants, such as cacti 带刺的植物，如仙人掌 It has spiky leaves, tinged with a delicate pink around the edges. 它叶子带刺，边缘略带淡粉色。
(of hair 头发 sticking straight up from the head 刺猬式的 
He had spiky hair, strong opinions and a wacky sense of humour. 他头发短硬，思想激进，开玩笑时显得疯疯癫癫的。
- (British English)
(of people 人 easily annoyed or offended 动辄生气的；气量小的
