expression, godan verb (-ru)
turn leftist; go left-wing
Describes a person or group adopting leftist political views, often with a nuance of radicalization or sudden shift.
彼は大学時代に左翼に走った。
He turned leftist during his university days.
若者の間で左翼に走る傾
There is a growing tendency among young people to go left-wing.