DONUT
doughnut, donut, sinker
(noun) a small ring-shaped friedcake
Source: WordNet® 3.1
Etymology
Noun
donut (plural donuts)
(American spelling, Canadian spelling) A deep-fried piece of dough or batter, commonly made in a toroidal or ellipsoidal shape, and mixed with various sweeteners and flavors, sometimes filled with jelly, custard or cream.
(North America) Anything in the shape of a torus.
(North America, automobile) A peel-out or skid-mark in the shape of donut; a 360-degree skid.
(North America) A spare tire, smaller and less durable than a full-sized tire, only intended for temporary use.
A toroidal cushion typically used by hemorrhoid patients.
(North America, slang) An idiot.
Usage notes
This spelling was rare until 1950s, increasingly popular since then, possibly influenced by spread of Dunkin' Donuts (founded 1950).
Anagrams
• Tondu
Source: Wiktionary