—v., -topped, -top•ping,
1. to rise over or above the top of: a skyscraper that overtops all the other buildings.
2. to rise above in authority; take precedence over; override: No individual shall overtop the law.
3. to surpass or excel: a rise in sales that overtopped everyone in the industry.
a top, sometimes sleeveless, designed to be worn over another garment, as a shirt or dress.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.