Totally Fish Tacos Edit Meaning

1.

an unreal, logic-defying event or situation that seems completely implausible or that has no correlation to the real world whatsoever.

something that should not exist.

Fuck this shite, I'm going to the pub. This is totally fish tacos.

I don't care how delicious they might be, I'm not eating a fish taco. What the fuck is that shit anyway?

See fish, tacos, gone to plaid, pear shaped, fucked up