Definition of: overrun

(ō′vər·run′) v. ·ran, ·run, ·run·ning v.t.
1. To spread or swarm over, especially harmfully, as vermin or invaders do; ravage; invade; infest.
2. To run or flow over; overflow.
3. To spread rapidly across or throughout: said of fads, ideas, etc.
4. To run beyond; pass the limit of.
5. Printing a To shift (words, lines of type, etc.) from one line, page, or column to another. b To rearrange (matter) in this way.
6. Archaic To run faster than; outrun.
—v.i.
7. To run over; overflow.
8. To pass the usual or desired limit.
—noun (ō′vər·run′) An instance of overrunning; the amount or extent of overrunning.