break the ton

break the ton
 v. phr.— «When I was a kid we all drove muscle cars with enormous hemis. The term “breakin’ the ton” was popular slang. You broke the ton when 100 mph was significantly exceeded and sustained.» —“High Speed Slang” by Gregg Mercedes Benz SLK World Forum Feb. 2, 2010. (source: Double-Tongued Dictionary)