dually
n.— «Pickup Trucks—Here there are two kinds, which are very different. Full size (also dually and 4X4).» —“Re: List of Drivers to Avoid (WARNING – long)” by Pete Bellas Usenet: net.auto Feb. 5, 1986. (source: Double-Tongued Dictionary)
Further reading
A clever pun can make the difference between a so-so phrase and a memorable one. The phrase “the last straw” refers to an old fable about too many items in a load, but it takes on a whole new meaning in a public-awareness campaign about...
Funny cat videos and cute online photos inspire equally adorable slang terms we use to talk about them. • Also, when a salamander is not a salamander, the story of an Italian term for a dish towel used halfway across the world, Bozo buttons...