YAC

YAC is a three-letter abbreviation with multiple meanings, as described below:

  • Yeast artificial chromosome
  • Youth Advisory Committee of Cuyahoga County
  • Youth Advisory Council
  • York Against Cancer
  • Yards after catch, a term in American football
  • The Yale Alley Cats, an all-male a cappella group
  • The IATA code for Cat Lake Airport

You might also be looking for Yak (disambiguation).