n Any small luminous dot appearing in the cloudless portion of the night sky, especially with a fixed location relative to other such dots.
n (star) A luminous celestial body, made up of plasma (particularly hydrogen and helium) and having a spherical shape. Depending on context the sun may or may not be included.
n (geometry) A concave polygon with regular, pointy protrusions and indentations, generally with five or six points.
n A symbol used to rate hotels, films, etc. with a higher number of stars denoting better quality.
n A simple dance, or part of a dance, where a group of four dancers each put their right or left hand in the middle and turn around in a circle. You call them right-hand stars or left-hand stars, depending on the hand which is in the middle.
v To appear as a featured performer or headliner, especially in an entertainment program.