Italian seatbelt
The act of reaching across to momentarily seize the passenger's breast when avoiding/running over a hazard in the road while driving.
Person 1: "I gave her an Italian seatbelt last night."
Person 2: "What did she do?"
Person 1: "She punched me in the dick."
Person 2: "What did she do?"
Person 1: "She punched me in the dick."