Instafat

When you instantly put on weight, and can feel it right away, after eating really amazing, fattening food.

Man that turkey, mashed potatoes and gravy was so good, and the cake was even better, but i got instafat and need to unbutton my pants!

by KASECHRIST March 28, 2019

Instanaps

Basically when you fall asleep instantly out of knowhere

Victoria has instanaps

by Einsteins half brother August 24, 2019

Instawank

Masturbating over girls pictures on instagram, mostly over celebrities

Joe: Hey John, i had such a good instawank yesterday

John: Oh yeah me too, I was beating my meat so hard over that emily girls pictures

by MrDinosawrus May 24, 2013

Instabate

When you cant contain yourself and instantly masterbate where ever you are.

Dude, yesterday I was on the bus and there was this really hot girl and I just had this urge, so I instabeted rigtht there on the bus! Instabate!

by missachan400 May 26, 2010

Instafav

Liking a YouTube video so much that within the first roughly ten seconds of watching it, you instantly favourite the video.

You (Thinking in head): "I love this video! (Just started watching)"
You (Commenting on video): "Great video! 5/5, instafav. :)"

by Itachi_love June 15, 2011

Instabator

An individual that masturbates at an instant.

Luis is an Instabator at dinner.

by Sr Bangs June 13, 2016

instavestigate

the act of extensive research of a person and their life through the social media platform Instagram.

e.g. her new boyfriend seems really shady so I’ll have to instavestigate him.

by honi.jones December 6, 2017