Dictionary.com
Thesaurus.com
Synonyms

hey

American  
[hey] / heɪ /

interjection

  1. (used as an exclamation to call attention or to express pleasure, surprise, bewilderment, etc.)

  2. Informal.  hello: used as a greeting.


hey British  
/ heɪ /

interjection

  1. an expression indicating surprise, dismay, discovery, etc, or calling for another's attention

  2. an exclamation used for emphasis at the end of a statement, or alone to seek repetition or confirmation of another person's statement

  3. an exclamation used by conjurors to herald the climax of a trick

"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

Etymology

Origin of hey

1150–1200; Middle English hei

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Kuammmggg right? Hey, have a seat!”

From Salon

“Hey, Kuannnggmmm. I hope you come back for another class, buddy.”

From Salon

But hey, as least she does avoid charges of hypocrisy.

From Salon

“If you went to the average auto-mechanic shop and were like, ‘Hey, you want every tool ever, almost infinite supplies, and you can do whatever you want?’ they’d be like, ‘Yeah, sure, how do I do that?’” said Wahlin.

From The Wall Street Journal

Hey, he told Wilhite, come work out with me.

From Los Angeles Times