The idiom fly in the face of means openly going against something such as rules or advice.
The phrase has been used in English for many years. It comes from the image of rushing directly toward someone's face as a sign of bold opposition.It suggests ignoring rules, expectations, or common sense.
The phrase has been used in English for many years. It comes from the image of rushing directly toward someone's face as a sign of bold opposition.It suggests ignoring rules, expectations, or common sense.
His decision flew in the face of expert advice.