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French · Joy & Hype

C'est ouf !

say OOF · /sɛ uf/

That's insane! / Crazy! (good or bad)

1/5 Grandma-safe

mild, playful; fine on daytime TV

Literally

"It's crazy ('ouf' = verlan for 'fou')"

Word-for-word — which is rarely what it means.

How to use it

"Ouf" is "fou" (crazy) flipped backwards — verlan, the back-slang that's now fully mainstream. Utterly current among anyone under 50, clean, and endlessly useful for anything astonishing. "Un truc de ouf" = an insane thing. This is the verlan item everyone actually says.

Heard in the wild

Il a couru le marathon en 2h30, c'est ouf !

He ran the marathon in 2:30, that's insane!

Where it lands

France (universal); verlan, mainstream since the 2000s

Quick answers

What does "C'est ouf !" mean?
In French, "C'est ouf !" means "That's insane! / Crazy! (good or bad)". Literally it's "It's crazy ('ouf' = verlan for 'fou')". "Ouf" is "fou" (crazy) flipped backwards — verlan, the back-slang that's now fully mainstream. Utterly current among anyone under 50, clean, and endlessly useful for anything astonishing. "Un truc de ouf" = an insane thing. This is the verlan item everyone actually says.
Is "C'est ouf !" offensive?
It's on the mild end — 1/5 (Grandma-safe) on the Punch-o-Meter. mild, playful; fine on daytime TV.
How do you pronounce "C'est ouf !"?
Say it "say OOF" — capitals mark the stressed syllable. In IPA: sɛ uf.

Related in French

The same idea, elsewhere

Via concepts like "That's crazy".

how to say "That's crazy" →how to say "Unbelievable" →

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