The Cupid's bow is a facial feature where the double curve of a human upper lip is said to resemble the bow of Cupid, the Roman god of erotic love. The peaks of the bow coincide with the philtral columns giving a prominent bow appearance to the lip.

What does having a Cupid's bow mean?

A Cupid's bow gives the lips a heart shape, which may be how it got its name. Some upper lips are uniform in shape, and others dip down in the middle, revealing two distinct peaks of the upper lip. The latter is known as a Cupid's bow.

What is the Cupid's bow actually called?

The philtrum (Latin: philtrum from Ancient Greek φίλτρον phíltron, lit. "love charm"), or medial cleft, is a vertical indentation in the middle area of the upper lip, common to many mammals, extending in humans from the nasal septum to the tubercle of the upper lip.