from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To catch (fish) by means of a gill net.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A vertical net, often resting on the sea floor, which entangles fish in the netting, frequently by the gills
- v. To fish using a gillnet
gill + net (Wiktionary)