A vehicle lacking proper air conditioner function. Typically, a jalopy, or otherwise embarrassingly mal-conditioned vehicle. The result of riding in said vehicle is the dreaded sweatback, or sweaty back syndrome.
by Jraczkow April 11, 2007
(n.)- A racist, derrogatory, offensive term used to describe of person of Mexican or El Salvadorian descent. Sweat meaning getting there back wet and sweaty working in the fields, coining the term "sweatback."
by Maximus Bluntoff April 08, 2006
Crossfit cultist or other fitness obsessives that show up in restaurants or grocery stores wearing their sweaty gym clothes.
by heartajack March 28, 2014
Sweatbacks are people who are out jogging or cycling on the road. They are in the way and apparently want to work out in front of people just to be noticed.
by Kimsky June 12, 2011