lantern jaw
noun
a distinctly protruding, often wide lower jaw.
a long, thin jaw.
Origin of lantern jaw
First recorded in 1690–1700; so called from the fancied resemblance of the face to the shape of a lantern
Words nearby lantern jaw
lantern,
lantern clock,
lantern fish,
lantern fly,
lantern gear,
lantern jaw,
lantern pinion,
lantern ring,
lantern slide,
lantern wheel,
lantern-jawed
British Dictionary definitions for lantern jaw
lantern jaw
noun
(when plural, refers to upper and lower jaw; when singular usually to lower jaw)
a long hollow jaw that gives the face a drawn appearance
Medical definitions for lantern jaw
lantern jaw
[ lăn′tərn ]
n.
A lower jaw that protrudes beyond the upper jaw.
A long, thin jaw that gives the face a gaunt appearance.