Definition of "mescal"

mescal

noun
countable and uncountable, plural mescals
1. A Mexican alcoholic drink distilled from the fermented juice of the agave.
  Quotations
  He thought: 900 pesos=100 bottles of whiskey=900 ditto tequila. Argal: one should drink neither tequila nor whiskey but mescal.
  1947, Malcolm Lowry, Under the Volcano, New York: Reynal & Hitchcock, page 77
2. The peyote cactus.