Definition of "Ac"

Ac

noun
plural Acs
1. (slang, African-American Vernacular) The Acura Legend automobile.
  Quotations
  With the Mac in the Ac door paneling
  1994, Notorious B.I.G., Unbelievable
noun
1. Initialism of air-conditioning.
2. (meteorology) Initialism of altocumulus cloud.
3. Abbreviation of acetate.
4. Abbreviation of acetyl.