an automobile that has been lengthened to provide more seating and legroom
A limousine that has been lengthened to provide more seating and more luxurious surroundings: certified designer fashions, eye-popping jewelry, stretch limos/ a bar the length of a few stretch limos
[1973+; probably modeled on the earlier term stretch or stretched applied to a jetliner with a lengthened fuselage providing more seating]