The action of the verb to run. / The activity of running as a form of exercise, as a sport, or for any other reason.

Present participle of run.

present participle of run back

(card games) a hand containing three cards of consecutive value and the same suit in three card brag; equivalent to a straight flush in poker

The activity of combining parkour with gymnastics to pass obstacles and demonstrate athletic talent, most often in urban environments.

(idiomatic) To begin an activity immediately and with full commitment.

A branding iron which is not bent into the shape of the mark but rather requires the user to write the desired brand (and thus allows writing any brand).

An ongoing joke, one that is regularly repeated or continued.

present participle of front run

(finance) The illegal practice of a stockbroker who, on receiving a large client order, places an order for his or her own account ahead of the client's, knowing that when the client's order is placed it will move the market and create a profit for the broker.