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1. Doesn't make sense
Something that is confusing, hard to understand.
An easy example:

Person 1(Drunk): Haaaa...loook at thaat raaiinbooowww, ittt''s glooowwwiiiingg!

Person nr 2 (Sober): Excuse me, but firstly there is no rainbow, it's dark, secondly, what you're saying doesn't make sense! and thirdly, you're drunk.
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