Definition of cisco in English:


Syllabification: cis·co
Pronunciation: /ˈsiskō

noun (plural ciscoes)

A freshwater whitefish of northern countries. Most species are migratory and are important food fishes.
More example sentences
  • They prey on such fish as the cisco (lake herring), lake whitefish, central mudminnow, and golden shiner.
  • Overfishing of other species of ciscoes has reduced populations, and shifted more pressure to Coregonus hoyi.
  • Coregonine fishes in New York, both whitefish and cisco, have been extensively introduced into waters outside of their natural ranges, such as lakes in the Adirondack Mountains.


mid 19th century: of unknown origin.

Definition of cisco in: