Installshield 

A piece of shit install program used by many game companies to install their games onto PCs. Goes slow as hell and does much unecessary "unpacking" and other random shit and just goes extremely slow and crashes and is just plain shit.

Installshield: A real fucking winner
and how long does it take to install a 140MB demo? *sigh*

Installshield by CAPTAIN February 23, 2005

installate 

A term commonly used by people who are computer illiterate and completely inept at using the internet and thus are forced to call technical support.

Agent: "Thank you for calling the internet help desk"
Cletus: "Uuuhhhh... hello? I can't get onto the internet!"
Agent: "What seems to be the problem with it?"
Cletus: "I can't get it installated..."

installate by General Lee January 3, 2006

We got to install microwave ovens

Someone is a dire straits fan....

Money for nothing (1985)

We got to install microwave ovens by Kung-Fu Jesus May 29, 2004

installing a projector 

Having sexual intercourse with a man.

“Yo John I heard you were installing a projector last night , how’s your asshole feeling?”

installing a projector by Ihaveligmaandilikedick March 8, 2019

Australian Install 

When software installations or updates across multiple workstations must be performed manually instead of an automatic "push" or "pull" method; resulting in the installer having to walk from workstation to workstation thereby going on a "walk-about" which is an Australian term denoting a journey.

"Sorry boss, I can't push the update out. I'll have to do an Australian Install."

Australian Install by Iron_Mac March 23, 2010

Situational Installationist 

When a visual artist comes into an environment that they want to change, they work with what's in the situation and install their works based on what will enhance the space rather than ignoring where it is and just building from scratch.

The artist described himself as a designer, programmer and situational installationist, the later of which being a term he made up.

Situational Installationist by abefrohman March 8, 2022

Installtion 

A Linux term often used in place of the word installation.

Installtion of Linux is a simple process everyone can do!

Installtion by jakwolffe June 25, 2008