Definition of "aw"

aw

/ɔː/

interjection
1. Used to express disappointment or dismay.
2. Used to express mild protest, entreaty, consternation, or disapproval.
3. Used to express affection.
noun
plural aws
1. An instance of aw.
  Quotations
  Mr. McGuire, 64, a retired science teacher and two-term incumbent on the Town Council, selected a card, the six of hearts, drawing approving oos and aws from his supporters.
  2009 June 17, Randal C. Archibold, “Election at a Draw, Arizona Town Cuts a Deck”, in New York Times‎