Rapid circular motion.

A state of confusion or disorientation.

(physics) A quantum angular momentum associated with subatomic particles, which also creates a magnetic moment.

(countable, uncountable) A favourable comment or interpretation intended to bias opinion on an otherwise unpleasant situation.

(sports) Rotation of the ball as it flies through the air; sideways movement of the ball as it bounces.

(aviation) A condition of flight where a stalled aircraft is simultaneously pitching, yawing, and rolling in a spinning motion.

(mechanical engineering) An abnormal condition in journal bearings where the bearing seizes to the rotating shaft and rotates inside the journal, destroying both the shaft and the journal.

A brief trip by vehicle, especially one made for pleasure.

A bundle of spun material; a mass of strands and filaments.

A single play of a record by a radio station.

(UK, prison slang) A search of a prisoner's cell for forbidden articles.

(uncountable) The use of an exercise bicycle, especially as part of a gym class.

(nautical) Short for spinnaker.

(informal, used among autistic people) Special interest of an autistic person.

(ergative) Rotate, revolve, or gyrate quickly; to partially or completely rotate to face another direction; in aviation, it can refer to an aircraft entering or remaining in a spin or a pilot causing their aircraft to enter or remain in a spin.

(transitive) To make yarn by twisting and winding fibers together.

(figurative) To present, describe, or interpret, or to introduce a bias or slant, so as to give something a favorable or advantageous appearance.

(cricket, of a bowler) To make the ball move sideways when it bounces on the pitch.

(cricket, of a ball) To move sideways when bouncing.

(cooking) To form into thin strips or ribbons, as with sugar

To form (a web, a cocoon, silk, etc.) from threads produced by the extrusion of a viscid, transparent liquid, which hardens on coming into contact with the air; said of the spider, the silkworm, etc.

To shape, as malleable sheet metal, into a hollow form, by bending or buckling it by pressing against it with a smooth hand tool or roller while the metal revolves, as in a lathe.

To move swiftly.

To stream or issue in a thread or a small current or jet.

(computing, programming, intransitive) To wait in a loop until some condition becomes true.

(transitive, informal) To play (vinyl records, etc.) as a disc jockey.

(cycling, intransitive) To engage in stationary cycling as exercise or to ride a bicycle at a high speed.

(UK, law enforcement, slang, transitive) To search rapidly.