Noun
A mass of fat stored in the rump of a beast as an adaption to heat and harsh environmental conditions or selection by man.
The relatively high probability of a relatively extreme outcome.
(statistics, probability) A tail of a probability distribution with significantly higher kurtosis than a normal distribution (which has kurtosis = 0).
(statistics, probability) A tail of a probability distribution with infinite variance.
fat-tail (plural fat-tails)
Synonym of fat-tailed sheep
fat-tail