Word.ws English Dictionary

backfins

backfins is the plural of backfin.

Meaning of backfin

Noun

backfin (plural backfins)

  1. The rear fin of a fish.
    • The tail and backfin of an ide can be greyish.

Questions about backfins

What is backfins the plural of?
Backfins is the plural of backfin.

Words near backfins in the dictionary

  1. backfillers
  2. backfilling
  3. backfillings
  4. backfills
  5. backfin
  6. backfins
  7. backfire
  8. backfire effect
  9. backfire effects
  10. backfired
  11. backfirer

Source and license

Adapted from Wiktionary: backfins (page history and authors); backfin (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “backfins.” Word.ws, https://word.ws/backfins. Based on Wiktionary, CC BY-SA 4.0.