CISCO
cisco, lake herring, Coregonus artedi
(noun) important food fish of cold deep lakes of North America
Source: WordNet® 3.1
Etymology
Noun
cisco (plural ciscos or ciscoes)
Any North American freshwater fish of certain species of the genus Coregonus that live in cold-water lakes.
Etymology
Proper noun
Cisco
Cisco Systems, Inc, a manufacturer of routers, switches, and other networking and communications equipment.
Source: Wiktionary
Cis"co, n. (Zoöl.)
Definition: The Lake herring (Coregonus Artedi), valuable food fish of the
Great Lakes of North America. The name is also applied to C. Hoyi, a
related species of Lake Michigan.
Source: Webster’s Unabridged Dictionary 1913 Edition