(zoology) Having a sharp, lean, or thin back.

(informal, usually pluralized) A skin eruption in the area of the mustache or beard, caused by irritation from shaving.

A Caribbean plant, Scleria scindens, whose leaves and triangular stem are edged with minute sharp teeth.

Alternative form of razor-thin

A comb with a razor, used to cut hair.

Surrounded with razor wire

plural of razor burn

skin irritation caused by shaving improperly, or with a blunt razor

A philosophical razor stating that what can be asserted without evidence can be dismissed without evidence.

(figuratively) A dangerous or precarious situation.