Definition of "finned" [finned]

• Having a fin, fins, or finlike parts. Often used in combination: single-finned; multifinned. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Among creatures were luminous jellyfish and gelatinous creatures known as finned octopods, or "Dumbos" because they flap ear-like fins and look like the cartoon flying elephant."
• "Among creatures were luminous jellyfish and gelatinous creatures known as finned octopods, or"
• "Among the creatures identified in the deep sea areas were luminous jellyfish and gelatinous creatures known as finned octopods, or "dumbos," because they flap earlike fins and look like the cartoon elephant."