Gaserka is a serbo/croatian term that is equivalent to "gaser" but in female form. Ones who are knowned as a gaserka are girls who wear cakey make-up, adidas/nike tracksuits and long acrylic nails. They usually vape and only hang out with boys since "girls are just drama". They are widely hated by normal human beings.

Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)