drift

noun

1. Anything driven at random.
2. A mass of matter which has been driven or forced onward together in a body, or thrown together in a heap, etc., especially by wind or water.
3. The distance through which a current flows in a given time.
4. The animals being moved in a drive, as of cattle, goats, horses, pigs or sheep.
5. A group of birds moving together.
6. A collection of loose earth and rocks, or boulders, which have been distributed over large portions of the earth's surface, especially in latitudes north of forty degrees, by the retreat of continental glaciers, such as that which buries former river valleys and creates young river valleys.
7. A collection of logs floating down a river.
8. Driftwood included in flotsam washed up onto the beach.
9. A driving; a violent movement.
10. Course or direction along which anything is driven; setting.
11. That which is driven, forced, or urged along.
12. The act or motion of drifting; the force which impels or drives; an overpowering influence or impulse.
13. A place (a ford) along a river where the water is shallow enough to permit crossing to the opposite side.
14. The tendency of an act, argument, course of conduct, or the like; object aimed at or intended; intention; hence, also, import or meaning of a sentence or discourse; aim.
15. The horizontal thrust or pressure of an arch or vault upon the abutments.
16. A slightly tapered tool of steel for enlarging or shaping a hole in metal, by being forced or driven into or through it; a broach.
17. A tool used to pack down the composition contained in a rocket, or like firework.
18. A tool used to insert or extract a removable pin made of metal or hardwood, for the purpose of aligning and/or securing two pieces of material together.
19. A deviation from the line of fire, peculiar to obloid projectiles.
20. Minor deviation of audio or video playback from its correct speed.