0 marijuana, or, more generally, any type of illegal drug -- 大麻;毒品
You shouldn't have told him, you dope! 你本不應該告訴他的,你這個傻瓜!
2 to give a person or an animal drugs in order to make them perform better or worse in a competition -- 爲…提供興奮劑;使服用興奮劑
3 very good -- 非常好的
This music is dope. 這支曲子美妙極了。