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"

by Vinni-V February 16, 2010

Instafart

A powerful fart, immediately filling the room with a terrible smell.

We were riding in the car and my wife let out an Instafart making it hard to keep my eyes from watering.

by Willybeee August 16, 2014

Instacart

A grocery delivery service where some stranger drives to your house with the groceries you order on it.

I need some stuff but I have to take care of my grandma for the day. I'll just Instacart it.

by legal4s April 14, 2021

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!

by justanotherposter March 28, 2011

instaham

A really fat instagram user ( usually a womyn ) that is really obnoxious or is a third wave feminist.

- How does she manage to avoid brain activity or any other activity for that matter ?
- She's an instaham

by MLGMLP420 August 30, 2015

InstaTard

mostly effects kids/teens around the age of 11-15 mostly white and only listens to billie eyelash and kpop this is actually dangerous cause these kids like to sexualize themselves on instagram witch attracts pedos if you see one of these accounts witch if you use instagram YOU WILL make sure you report it for their safety

InstaTard:omg i have 500 followers
logical person:you should delete those sexualized pictures half your followers are probably pedos
InstaTard : yoU aRe JuST JelLY

by thechas3 December 7, 2020

instahorny

The unexplained phenomena of becoming instantly horny.

Jessica was mentioning giving me head, and i got instahorny.

by driz February 17, 2007