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French · Hand Gestures · hand gesture

Il est fou (se visser la tempe)

He's crazy / a screw loose

1/5 Grandma-safe

mild, playful; fine on daytime TV

The gesture

"Tap or screw an index finger against your temple"

What your hand is actually doing.

How to use it

The universal "screw loose" temple tap, and in France it's often paired with a knowing look rather than words. Harmless, expressive, understood everywhere. Careful: aimed pointedly at someone present it can read as a jab ("you're nuts"), so save the direct version for friends.

Heard in the wild

Il traverse au rouge à vélo, il est fou !

He cycles through red lights — he's crazy!

Where it lands

France (universal); the gesture is pan-European

Quick answers

What does "Il est fou (se visser la tempe)" mean?
In French, "Il est fou (se visser la tempe)" means "He's crazy / a screw loose". Literally it's "Tap or screw an index finger against your temple". The universal "screw loose" temple tap, and in France it's often paired with a knowing look rather than words. Harmless, expressive, understood everywhere. Careful: aimed pointedly at someone present it can read as a jab ("you're nuts"), so save the direct version for friends.
Is "Il est fou (se visser la tempe)" 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 "Il est fou (se visser la tempe)"?
This one's a hand gesture — there's nothing to pronounce. Tap or screw an index finger against your temple.

Related in French

The same idea, elsewhere

Via concepts like "That's crazy".

how to say "That's crazy" →

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