three-point turn
noun1
An act of turning around a car, involving one forward turn and two backward turns (or vice-versa).
- Near-synonym: turnabout
- The vehicles resemble something out of Thunderbirds. They have to be squat, long and narrow to fit through the body of the TBM. They also have a cab at each end, as there's no getting away with a three-point turn in a tunnel!2022 March 23, Paul Bigland, “HS2 is just 'passing through'”, in RAIL, number 953, page 41: