Fluid; capable of flowing. / Liable to run or drip.

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

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).

(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.

present participle of front run

The use of running as a therapy for mild depression, or for heart exercise.

The title or short title of a volume printed at the top of left-hand text pages or sometimes of all text pages.

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

A small stream, a rivulet.

To create channels for directing the flow of liquid.