A really nis guy who tries to help his friends, only two of em, but fails eMpicly.
Oni, Aww Man
by HDDINNER September 24, 2019
Get the Oni neck gaiter and mug.
ETA ONIS (or etaonis) is an acronym. It's the order of letters in the English language from most to least used in a word. Useful when cracking polyalphabetic cyphers.
ETA ONIS is especially helpful when deciphering polyalphabetic codes! Even Macallan used them!
by aBronyPlays February 05, 2021
Get a ETA ONIS mug for your girlfriend Nathalie.