1928 V. Hurst Big Game 158: He stepped on the gas and the car shot forward into the rain.at step on the gas (v.) under step on, v.
1928 V. Hurst Big Game 22: A girl can’t afford to let herself get the reputation of being a petter.at petter, n.
1998 W. Jenkins Big Game 27: Greg pulled Turley well clear of a manicured poodle whose owner was carrying on like Turls was a dunny rat on a string.at dunny rat (n.) under dunny, n.2