Definitions by Malevolent Loki

ONA 

Original Net Anime. Anime that has been released without the backing of a broadcast network.

Did you see that one shot ONA on time travelers that just came out?

ONA by Malevolent Loki November 14, 2016

zz 

Korean shorthand for LoL as in laugh out loud. Confirmed on Imaqtpie's Twitch stream, Lesson by Quantic Prime.
zzz = Fuck you.

Imaqtie: Can I replace your mid-lane player on your team?
Quantic Prime: zz

zz by Malevolent Loki October 11, 2013