Stiff upper lip

Term; displaying fortitude and stoicism in the face of adversity

A person who is said to have a stiff upper lip displays fortitude and stoicism in the face of adversity, or exercises great self-restraint in the expression of emotion. The phrase is most commonly heard as part of the idiom "keep a stiff upper lip", and has traditionally been used to describe an attribute of British people in remaining resolute and unemotional when faced with adversity. A sign of fear is trembling of the upper lip, hence the saying keep a "stiff" upper lip.

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