Greasers can refer to:* Greaser (derogatory), a derogatory term for a Mexican. Greaser (subculture), a subculture that developed in the United States in the 1950s. A device to apply grease (lubricant). Someone who uses vegetable oil as fuel. Someone who uses a derivative of a fat (such as Biodiesel or Lard) for fuel or for application as a hair product. A variation of the Italian ethnic slur, Greaseball. The Greasers, a fictional gang from S.E. Hinton's The Outsiders The Greasers are a fi… (More on Greaser)