When something or someone is rendered useless, no good, or bad.
This 0 (the leading zero) in the number 09 does not make it greater than just 9, because it's for aesthetic/formatting so it's actually useless.
"Hey Mike how was my cheat sheet?, did it worked for you in your open-note test?" ...
"Na dude your shit was literally fucking leading zero
When someone’s decision making is all based in the instinctual (the id) aspect, wouldn’t think before acting.
-Hey Pedro!, last night, your ex sucked everyone’s cocks at the gloryhole.
- Yeah she’s just pure iddy trying to add more miles as revenge.