[ diz-ee ]
/ ˈdɪz i /

adjective, diz·zi·er, diz·zi·est.

having a sensation of whirling and a tendency to fall; giddy; vertiginous.
bewildered; confused.
causing giddiness or confusion: a dizzy height.
heedless; thoughtless.
Informal. foolish; silly.

verb (used with object), diz·zied, diz·zy·ing.

to make dizzy.

Origin of dizzy

before 900; Middle English dysy, Old English dysig foolish; cognate with Low German düsig stupefied


diz·zi·ly, adverbdiz·zi·ness, noun

Definition for dizzy (2 of 4)

[ deen ]
/ din /


James (Byron),1931–55, U.S. actor.
Jay HannaDizzy, 1911–74, U.S. baseball pitcher.
a male given name: from the Old English family name meaning “valley.”

Definition for dizzy (3 of 4)

[ diz-rey-lee ]
/ dɪzˈreɪ li /


Benjamin, 1st Earl of BeaconsfieldDizzy, 1804–81, British statesman and novelist: prime minister 1868, 1874–80.

Definition for dizzy (4 of 4)

[ gi-les-pee ]
/ gɪˈlɛs pi /


John Birks [burks] /bɜrks/Dizzy, 1917–93, U.S. jazz trumpeter and composer.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dizzy

British Dictionary definitions for dizzy (1 of 6)

/ (ˈdɪzɪ) /

adjective -zier or -ziest

affected with a whirling or reeling sensation; giddy
mentally confused or bewildered
causing or tending to cause vertigo or bewilderment
informal foolish or flighty

verb -zies, -zying or -zied

(tr) to make dizzy

Derived forms of dizzy

dizzily, adverbdizziness, noun

Word Origin for dizzy

Old English dysig silly; related to Old High German tusīg weak, Old Norse dos quiet

British Dictionary definitions for dizzy (2 of 6)

/ (diːn) /


the chief administrative official of a college or university faculty
(at Oxford and Cambridge universities) a college fellow with responsibility for undergraduate discipline
mainly Church of England the head of a chapter of canons and administrator of a cathedral or collegiate church
RC Church the cardinal bishop senior by consecration and head of the college of cardinalsSee also rural dean Related adjective: decanal

Derived forms of dean

deanship, noun

Word Origin for dean

C14: from Old French deien, from Late Latin decānus one set over ten persons, from Latin decem ten

British Dictionary definitions for dizzy (3 of 6)

/ (diːn) /


Forest of Dean a forest in W England, in Gloucestershire, between the Rivers Severn and Wye: formerly a royal hunting ground

British Dictionary definitions for dizzy (4 of 6)

/ (diːn) /


Christopher. See Torvill and Dean
James (Byron). 1931–55, US film actor, who became a cult figure; his films include East of Eden and Rebel Without a Cause (both 1955). He died in a car crash

British Dictionary definitions for dizzy (5 of 6)

/ (ɡɪˈlɛspɪ) /


Dizzy, nickname of John Birks Gillespie. 1917–93, US jazz trumpeter

British Dictionary definitions for dizzy (6 of 6)

/ (dɪzˈreɪlɪ) /


Benjamin, 1st Earl of Beaconsfield. 1804–81, British Tory statesman and novelist; prime minister (1868; 1874–80). He gave coherence to the Tory principles of protectionism and imperialism, was responsible for the Reform Bill (1867) and, as prime minister, bought a controlling interest in the Suez Canal. His novels include Coningsby (1844) and Sybil (1845)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012