- to fish (an area) excessively; to exhaust the supply of usable fish in (certain waters): Scientists are concerned that fishing boats may overfish our coastal waters.
verb (used without object)
- to fish so as to deplete the supply of fish in certain waters: If the trawlers are going to overfish here, we'll need legislation to restrict their hauls.
Origin of overfish
First recorded in 1865–70; over-
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018