A stalker is someone who keeps following or contacting someone else, especially a famous person or a person they used to have a relationship with, in an annoying and frightening way.
英汉词典释义
n.
网子的一种,高视阔步者
暗恋者，暗恋别人的人
I am not a stalker.我不是暗恋者。
英英词典释义
Noun
1. someone who walks with long stiff strides
2. someone who stalks game
3. someone who prowls or sneaks about; usually with unlawful intentions