Instabuse 

Tagging a friend in an Instagram comment on a sponsored post or ad in order to become eligible to win a “valuable” prize.

Can you believe Jamie instabused us just so she could have a chance to win a year of facials? She is THE WORST.

Instabuse by Grass Stains May 21, 2018

Instaposer 

NOUN: An Instagrammer who indulges in trends, new or old, and tries to recreate them on their own feed, usually trying to impress others. (They tend to say that they had zero influence or inspiration.)
**Usually used as an insult**

Instagrammer 1: Wow, nice feed.
Instagrammer 2: Ya, I'm like the first person to ever have a slime account lmfao
Instagrammer 1: What an instaposer...

Instaposer by timentes May 29, 2017

instaboner 

1 a woman who gives you a boner instantly
2 the act of getting a boner instantly

1 "Damn look at that chick she is such an instaboner"
2 " I just got an the biggest instaboner"

instaboner by Zmoney November 30, 2005

instabuy 

describing a product, that is so awesome, you want to buy it the instant you see it

Person 1: "hey check it out, a t-shirt with a lion riding a flying manta ray, just $10 today only"

Person 2: "oh my god, instabuy"

instabuy by swissarmyshark June 29, 2011

InstaBeef 

Beef or some form of aggression/hate, between 2 people, formed from an argument or insulting comment on Instagram or any other social media.

I can't believe she made that comment! Now we got #InstaBeef!

InstaBeef by MentallyEvolved September 9, 2018

instasex 

Verb - when two people continue to like each other's photos without any other contact. You both know what you're thinking

She likes all of his photos and he likes hers back. They both think the other are cute and secretly just want to have intercourse but instead they'll have instasex

instasex by Yomomma669 October 3, 2013

instatute 

A combination of the word instagram and prostitue, aka instagram prostitutes.

dude, how is this chick on instagram in so many different countries every month?

that's easy man, she's just an instatute.

instatute by Crothyk December 2, 2019