Dizzy is defined as feeling lightheaded or dazed as if from spinning.(adjective)
The definition of dizzy is something that is very fast.(adjective)
An example of dizzy is the fast pace of cars on a racetrack; the dizzy pace..
See dizzy in Webster's New World College Dictionary
Origin: ME disi, dusi < OE dysig, foolish < IE base *dhewes-, to eddy, whirl > deer
See dizzy in American Heritage Dictionary 4
adjective diz·zi·er, diz·zi·est
Origin: Middle English dusie, disi
Origin: , from Old English dysig, foolish.
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