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Webster 1913 Edition
Stoat
Stoat
,Noun.
 [OE. 
stot 
a stoat, horse, bullock; perhaps originally only of male animals, and akin to D. stooten 
to push, E. stutter
; cf. Icel. st[GREEK]tr 
a bull, Sw. stut 
a bullock. Cf. Stot
.] (Zool.) 
The ermine in its summer pelage, when it is reddish brown, but with a black tip to the tail. The name is sometimes applied also to other brown weasels. 
Webster 1828 Edition
Stoat
STOAT
,Noun.
 Definition 2025
stoat
stoat
English

A stoat
Noun
stoat (plural stoats)
-  Mustela erminea, the ermine or short-tailed weasel, a mustelid native to Eurasia and North America, distinguished from the least weasel by its larger size and longer tail with a prominent black tip.
-  1886, Transactions of the Edinburgh Naturalists' Field Club, Volume 1, page 135,
- I have never seen Stoats hunt in packs, but it is certain both Weasels and Stoats do so.
 
 -  2003, John Long, Introduced Mammals of the World: Their History, Distribution and Influence, page 272,
- In 1953 it was reported that the stoat had increased to a high population level, but that the weasel introduced at the same time had disappeared (de Vos et al. 1956).
 
 -  2005, T. C. R. White, Why Does the World Stay Green?: Nutrition and Survival of Plant-eaters, page 91,
- European stoats were long ago introduced to New Zealand (along with ferrets and weasels!) in the mistaken belief that they would control the burgeoning populations of introduced rabbits.
 
 
 -  1886, Transactions of the Edinburgh Naturalists' Field Club, Volume 1, page 135,
 
Synonyms
- (Mustela erminea): ermine (especially when in white winter coat), short-tailed weasel (US)
 
Translations
stoat — see ermine