/ ˈdɪzi; NAmE / adjective
1.
feeling as if everything is spinning around you and that you are not able to balance
SYN giddy :
Climbing so high made me feel dizzy .
I suffer from dizzy spells (= short periods when I am dizzy ) .
2.
making you feel dizzy; making you feel that a situation is changing very fast
SYN giddy :
the dizzy descent from the summit
the dizzy pace of life in Hong Kong
3.
( informal , especially NAmE ) silly or stupid
SYN giddy :
a dizzy blonde
► diz·zily adverb
► diz·zi·ness noun [ U ]
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IDIOMS
- the dizzy heights (of sth)
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WORD ORIGIN
Old English dysig foolish , of West Germanic origin; related to Low German dusig , dösig giddy and Old High German tusic foolish, weak.