Fine and okay. When something is fine and okay at the same time it’s fiay.
Sam: do you want Mexican food for tonight?
Cam: um sure that’s fiay.
by Coconutybuddy August 12, 2019
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Acronym - Fuck/If/All/Is.

Originated in northern Toronto Canada, and meaning you don't know and don't care.
"What happened at the rave yesterday?"
"FIAI"
"Fred is an idiot."
by TomCol October 7, 2022
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