the weight of a motor car without occupants, luggage, etc
curb weight in American English
noun
the weight of an automotive vehicle including fuel, coolant, and lubricants but excluding occupants and cargo
Word origin
[1945–50]This word is first recorded in the period 1945–50. Other words that entered Englishat around the same time include: ergative, individual medley, regression analysis, shootout, taxi squad