3 definitions by FesterTY

1. For something to be under/situated under something
2. Something that is important, but is hidden away
1. There is an underlying issue with this program. (There is an issue that is not obvious with the program)
2. A green box is underlying another box. (A green box is underneath another box)
by FesterTY September 14, 2018
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ONA is an anime acronym for "Online Net Anime". ONA shows are only released onto the internet, which means they can not be released through TV or DVD beforehand.
Shows such as Aggressive Retsuko and B: The Beginning are considered ONAs.

However, Netflix Originals like Little Witch Academia was released on TV in Japan beforehand, so it does not meet the criteria of an ONA show.
by FesterTY October 2, 2018
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When the only outcome is either true or false. Uses to describe a logic.
"Is that a boy?", this is a two-valued logic since the only outcome is true or false.
by FesterTY December 27, 2018
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