Instahate 

When you instantaneously or spontaneously know you hate someone or something.

I was overcome with instahate the moment I saw my ex's newest conquest.

I instahated her the second our eyes met!

Instahate by justanotherposter March 28, 2011

Instahate 

Someone you hate on Instagram. You don't even know them in real life but still, there's this feeling of hate.

Oh you know, she's friends with that girl I instahate.

Instahate by youaremurder May 3, 2015

Instacation 

Noun.

An entire vacation spent taking and posting pictures on Instagram.

It looked like you had a great time on your instacation.

Instacation by Laurie H. August 4, 2017

Instahoe 

A girl who posts an excessive amount of revealing or provocative pictures on instragram

"did you see all those slutty pictures that girl put on Instagram? She's such an instahoe"

Instahoe by JwuGing July 13, 2012

instahoes 

Fake hoes that look good on Instagram but ratchet in person

We're not photogenic but at least we're cute... Unlike those instahoes

instahoes by MeIsCute October 6, 2013

Instahard

For a male penis to go from a state of softness or relaxation to a state of an uncontrollable erection in the penis.
Mainly caused by a beautiful or attractive female when seen or spotted with the eyes.

A combination of the words: Instantly (Without Delay or Immediately) and Hard (Not easily penetrated).

"Man, I just got instahard when she walked in"

"Lola Luv = Instahard"

Instahard by Vinni-V February 16, 2010

instafake model 

A moderately attractive female who whores herself on Instagram for free, rather than professionally like a super model. Their profile will consist almost entirely of selfies and the occasional "seemingly" candid shot.

"For real tho she looks way better on IG"
"well yeah, all instafake models do."

instafake model by camelbakChute February 28, 2017