Insta-twat 

The person in the office who only talks about her cats Instagram page and is generally very distracting. She will also post on Instagram as her cats

Stop being an insta-twat I need to get some work done.

Insta-twat by 3001spike October 1, 2018

instatwittageddon

The epic battle between Instagram and Twitter on who can annoy their users more.

Forget the fiscal cliff or the Middle East or Justin Bieber. If somebody (Batman?) doesn't intervene in instatwittageddon, the world as we know it is over.

instatwittageddon by kirupa December 9, 2012

instatwat

Insta-twat; an acceptable term used to describe and poke fun at Instagram and Twitter; a snap-chat photo of a vagina;

Yo dude you on instatwat again, loser. Or bro she sent me an instatwat.

instatwat by Backwards92 April 24, 2014

Instatwitumblebook 

Verb.

The act of posting a picture to instagram, twitter, tumblr, and facebook all at the same time.

Andrew: "did you see that picture of Becca and me I posted last night?"
Julia: "nooo???"
Andrew: "how could you not have? I instatwitumblebooked it!"

Instatwitumblebook by Andrewcitoooo September 1, 2012

instatwit 

Of or related to a person who vacates the real world and is so enthralled in the virtual worlds of social networks, such as Instagram and Twitter, that human decency is replaced with crude ignorance and absence of reality.

Since joining Facebook, Twitter, and Instagram, we never see Tom! Worse, h e’s become an Instatwit online!

instatwit by rbrice June 29, 2022