The WAG is walking down the hallway

Guy 1: Michael wagged out of school again
Guy 2: Wow what a fucking lazy piece of shit

I just heard that Jane is on her period, I know Tom she's been acting like a complete Wag.

Today I was feeling wag because I did better than I thought on my test

Often used to explain a situation where a naive or ignorant person made decisions that caused them personal greif or suffering, where a competent person would consider common knowledge.

U$er: I can't print from my computer to my printer!
Bill: You can't print from your computer? Let's clear your browser's cookies and cache, restart 4 times and we should probably reformat the computer too.
...3 hours later...
WAG - spent 180 minutes fixing a paper jam

abbreviation of 'What a guy!' - Often used when there is an obvious answer/solution to something, but that fact is completely missed by a specific individual because of ignorance. Used in conjuncture with naivety or illiteracy.

Bill: This person can't print from their computer, let me clear browser cookies and cache, and reformat the computer.
... 2 hours later
WAG - spent 2 hours on support call to fix paper jam

look at maddi, wag.