The phrase "double downshifts" refers to a situation where a person or a vehicle shifts gears twice in a row, typically to slow down or match the speed of the vehicle in front. Full definition
This replicates manual throttle «blips» for precise rev matching and helps double downshifts for enhanced response. (carsuk.net)
Only an occasional harsh double downshift from the six - speed automatic betrayed any signs of strain. (automobilemag.com)
The revised gearbox also has the ability to deliver double downshifts (sixth to fourth gear, for example) and improves acceleration across the entire gear range. (ausmotive.com)