Uncover the full scope of hey. this glossary entry provides definitions, etymology, and numerous examples, enhancing understanding of this versatile english interjection.. Idiom what the hey (definition of hey from the cambridge advanced learner's dictionary & thesaurus © cambridge university press)
(used as an exclamation to call attention or to express pleasure, surprise, bewilderment, etc.) see examples of hey used in a sentence.. Happy to say that hey is every bit as clever as i expected, a radical rethinking of email and dramatically better in a dozen ways.