banana slug

noun

Definition of banana slug

:any of a genus (Ariolimax) of large slugs native to moist forests of western North America that have a long, fusiform body and are sometimes bright yellow in color with brown or black spots
  • … on a pile of redwood stumps by the side of the road, we discovered banana slugs, curled-up balls of bright-yellow ooze that slowly expand to full banana size, seven inches or more, as they glide their slimy way around.
  • —Tamar LewinNew York Times18 Aug. 1996
  • Banana slugs prefer to graze on wild plants, fallen leaves or, in rare cases, dead animals.
  • —Scott McCredieSmithsonianFebruary 1989

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First Known Use of banana slug

1953


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