shortcut left turn to avoid traffic
A driving maneuver where a driver makes a left turn from a congested road into a side street, often to bypass a traffic jam or red light. The term carries a negative connotation, implying a selfish or rule-bending action.
To avoid the morning traffic jam, he often uses a shortcut left turn.
There are many shortcut left turns at that intersection, and local residents have complained.
Compound of 捨て (sute, 'throwing away') and 左折 (sasetsu, 'left turn'). The 捨て element suggests a disregard for proper driving etiquette or rules.