whistle-tip n.— «A “whistle-tip” is a device that is applied to, or is a modification of, a motor vehicle’s exhaust pipe for the sole purpose of creating a high-pitched or shrieking noise when the motor vehicle is operated...
pea whistle n.— «Doing a do-si-do: Swinging a large steel beam 180 degrees from the direction it’s going. Pea whistle: Same as a do-si-do (derivation unknown).» —“Chicago Speak” by Anne Keegan Chicago Tribune Feb...
auroral chorus n. chirps, whistles, and quasi-musical sounds created by the electromagnetic effects of auroras in very low broadcast frequencies. Editorial Note: A similar phenomenon is the dawn chorus. Examples of the both can be heard here...
dog whistle effect n.— «About 15 percent more people were “very happy” when the alternative was being merely “fairly happy.” Maybe they were really that happy, or maybe the pollsters offered them unacceptable...
battlefield promotion n.— «Both Points and Stadler have won twice on Tour already this season and should either win at Whistle Bear he will be given an instant promotion to the PGA Tour, known in Tour parlance as a battlefield promotion...