A person on Instagram who is only interested in their own follower gain. Usually narcissisticteenage girls who secretly think they'll be the next Kylie Jenner.
Jane: I'm gonna follow this fake whore so she'll follow me, then I'll unfollow her and hope that dumb bitch doesn't find out.
Low T millennial whose sole function in life is to facilitate his girlfriend's Instagram feed by taking photos and placing himself in precarious positions to get that perfect shot. Never appears in her feed.
Ellen: Just ate birthday cake with my friends! So yummy :D
Natalia: OMG, you had birthday cake?! Why didn't you invite me to your party?! You're so mean! I hate you!
Ellen: Jeez Natalia, stop instabitching on all my posts.