Word.ws English Dictionary

fat tails

fat tails is the plural of fat tail.

Meaning of fat tail

Noun

fat tail (plural fat tails)

  1. A mass of fat stored in the rump of a beast as an adaptation to heat and harsh environmental conditions or selection by man.
  2. The relatively high probability of a relatively extreme outcome.
    Synonyms:
    heavy tail
  3. A tail of a probability distribution with significantly higher kurtosis than a normal distribution (which has kurtosis = 0).
    Synonyms:
    leptokurtosis
  4. A tail of a probability distribution with infinite variance.

Questions about fat tails

What is fat tails the plural of?
Fat tails is the plural of fat tail.

Words near fat tails in the dictionary

  1. fat sleeper
  2. fat sleepers
  3. fat suit
  4. fat suits
  5. fat tail
  6. fat tails
  7. fat tax
  8. fat taxes
  9. Fat Thursday
  10. Fat Thursdays
  11. Fat Tuesday

Source and license

Adapted from Wiktionary: fat tails (page history and authors); fat tail (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.

Last updated:

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