Definition of "cc"

cc

/siːˈsiː/

noun
plural ccs or cc's
1. Initialism of carbon copy.
2. Initialism of closed caption.
3. Initialism of courtesy copy.
4. Initialism of cubic centimeter.
noun
plural only
1. Abbreviation of chapters.
verb
third-person singular simple present cc's, present participle cc'ing, simple past and past participle cc'ed or cc'd or cc:d
1. (Internet, transitive) Initialism of carbon copy (“to add an additional recipient to the CC line of an e-mail message”).
  Quotations
  Please cc me so I stay on top of any situations that might come up & I can be sure we get you answers right away.
  2012, Doug Fine, quoting Colleen Brand, Too High to Fail: Cannabis and the New Green Economic Revolution‎, Penguin
  For messages I'm cc'd on by people within my company, with the exception of a handful of senior execs (including my direct supervisor), whose cc's continue to go to my primary inbox.
  2014, Alexandra Samuel, Work Smarter, Rule Your Email‎, Harvard Business Review Press
2. (video games, transitive) Initialism of crowd control.