(Britain) A movie star.

A leading actor in a movie, especially one perceived as a celebrity.

(astronomy) A star that has stopped fusing hydrogen in its core and as a result has grown much larger and brighter.

(astronomy) A star that is located in the main sequence in the Hertzsprung-Russell diagram; fuses hydrogen into helium in its core.

plural of star cloud

Of the best quality.

A hard slap on bare skin with a hand that leaves a red, fully hand-shaped mark. / A mark from such a slap.

To slap someone hard with the hand on bare skin, leaving a red, fully hand-shaped mark.

plural of star trail

(astronomy, photography) The line of light recorded on a photographic medium when a time exposure is made of a star in the nighttime sky using a camera on a fixed mount, caused by the rotation of the earth during the period of time when the camera's shutter is held open.