- the hair on a man's face, just in front of the ears, esp. when the rest of the beard is cut off
Origin of sideburnsreversed ; from burnsides
Growths of hair down the sides of a man's face in front of the ears, especially when worn with the rest of the beard shaved off.
Origin of sideburnsAlteration of burnsides.
(normally plural, singular sideburn)
- Facial hair reaching from the top of the head down the side of the face to the side of the chin.
After Ambrose Burnside (1824-1881).