Definify.com
Webster 1913 Edition
Whew
Whew
(hwū)
, Noun.
 & interj.
 A sound like a half-formed whistle, expressing astonishment, scorn, or dislike. 
Whew duck
, the European widgeon. 
[Prov. Eng.]
 Whew
,Verb.
 I.
 To whistle with a shrill pipe, like a plover. 
[Prov. Eng. & Scot.] 
Definition 2025
whew
whew
English
Interjection
whew
-  An expressive sound made indicating the release of one's inner tension; the release of breath; an expression of relief.
- (from strenuous labour) Whew! That box weighs a ton!
- (from intense concern) Whew! Thank goodness youʼre safe! I thought something terrible had happened to you!
- (from fear of being seen) Whew! That cop didnʼt see me! That was a close call!
 
-  An expression of amazement or surprise.
-  1981, P. L. Travers, Mary Poppins, revised edition, chapter 1,
- "...Now I must be off. Whew, it's as cold as the North Pole. Which way is the wind blowing?"
 
 
-  1981, P. L. Travers, Mary Poppins, revised edition, chapter 1,
Synonyms
Related terms
Translations
an expressive sound made indicating the release of one's inner tension
an expression of amazement or surprise
Verb
whew (third-person singular simple present whews, present participle whewing, simple past and past participle whewed)