spanish slang world use in hatefull Spanish websites, it's an insult told to people when they do same thing considered gay or they just make a lot of complements to a person, is not dumping because it can be to males and you dont need to give her or he your money.
In English it means sucks cocks
Spanish
Tremendos chupa pijas son los gachatubers
English
tremendous chupa pijas are the gachatubers