1896 Pop. Science Dec. 253: Josiah Flynt, in his articles on tramps, has taken only the elite of the ‘profesh’.at profesh, n.
1927 Pop. Science June 20: The British speed king. Major II. O. D. Segrave, was describing his recent experience in driving his mammoth Sunbeam racer [...] over the sands of Daytona Beach, Fla., for a world's record of 207.01 miles an hour.at speed king (n.) under speed, n.
1929 Pop. Science Apr. 84: That was my first accident and it sure did scare the daylights out of mep.at frighten the (living) daylights out of (v.) under daylights, n.
1938 Pop. Science Oct. 134: It was on this natural speedway, in 1935, that Sir Malcolm Campbell's Bluebird first passed the 300-mile-an-hour mark. In a hair-raising exhibition of driving skill, the fifty-year-old speed king brought his six-ton machine safely to a halt.at speed king (n.) under speed, n.
1945 Popular Science Jan. 268: Get a ‘flatfoot’ (a soldier's term for a sailor), a ‘gravel agitator’ (infantryman), and a ‘gyrene’ (marine, to you) all together and they'll sound off about everything!at gravel-agitator (n.) under gravel, n.
1948 Pop. Science Jan. 165/2: He’ll talk your arm off about it if you let him.at talk someone’s arm off (v.) under arm, n.
1948 Popular Science Dec. 110/1: The student there picks up a whole new jargon [...] if he gets in a tight spot and doesn’t know what to do, he ‘pushes the panic button for two minutes of disorganized confusion’ .at press the panic button (v.) under button, n.1
1948 Popular Science Apr. 173: ‘Plastered— pifflicated— call it anything you want to!’ his wife shrilled. ‘Why, two days later you still were seeing things.’.at pifflicated, adj.
1950 Popular Science May 142: Senior mech Harry Baker said, ‘Imagine a mechanic that’s never on his back.’ [HDAS].at mech, n.
1952 Popular Science June 122: The Navy has high hopes for an F9F it has built with an all-mag wing [HDAS].at mag, n.4
1955 Popular Science Aug. 89: Olds will have that spectacular new transmission, a more sophisticated version of the automatic that for years has been the oomphiest in existence.at oomphy (adj.) under oomph, n.
1956 Pop. Science Sept. 49: As the gas jockey refueled us, he asked, ‘You mix your oil and gas in this thing, like in an outboard?’.at gas jockey (n.) under gas, n.1
1959 Pop. Science Apr. 88: Your dreams of four-wheeled glory were no match for the tired, but durable folklore perpetuated largely by curbstone experts who have never owned what they derisively call a ‘rag top’.at rag top (n.) under rag, n.1
1964 Pop. Science 186 162: ‘Ape-hanger’ handlebars qualify you to ride with the wild ones.at apehangers (n.) under ape, n.
1965 Pop. Science Oct. 62: [pic. caption] dodge coronet becomes ‘muscle car’ with Hemi-426 engine.at muscle car (n.) under muscle, n.
1969 Pop. Science July 92/2: A young gun toter could start throwing lead faster if he wore his weapon on this steel holster.at gun-toter (n.) under gun, n.1
1977 Popular Science Apr. 20: Give any assignment to a committee and the odds are in favor of a louse-up somewhere [HDAS].at louse-up, n.