sag wagon n. at a bicycling event, the vehicle which carries bicyclists who have withdrawn from the event (due to injury, bicycle malfunction, tiredness, etc.) (source: Double-Tongued Dictionary)
Further reading
There was a time when William Shakespeare was just another little seven-year-old in school. Classes in his day were demanding — and all in Latin. A new book argues that this rigorous curriculum actually nurtured the creativity that later flourished...
John in Omaha, Nebraska, wonders about a phrase that encourages someone to attend an event or risk being left out or feeling uncool: be there or be square. Don’t fall for the fake etymology about people wearing boxes on their heads! Ditto for...
originally known as a “voiture balai” French for “Broom Wagon” which ‘sweeps up’ cyclists who have ‘thrown in the towel’. This van follows the tail end of the motorvehicle entourage daily following the Tour De France and other major races.