smog
v.— «Arthur Garcia had been driving the same small, 22-year-old truck to work and back for the last 12 years. But when it came time in May to get his pickup “smogged,” Californian slang for an emissions test, his local garage told him that the vehicle would not pass, not even with a tune-up.» —“There is gold in that smogmobile” CNN.com July 11, 2000. (source: Double-Tongued Dictionary)