shoulder
n.— «The fares, good for round trip or one-way, are prices for basic, shoulder, peak and holiday (Christmas). Certain restrictions apply.» —“Cycling Canada” by Carolyn McGuire Chicago Tribune Aug. 7, 1988. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...
Asthenosphere, a geologist’s term for the molten layer beneath the earth’s crust, sparks a journey that stretches all the way from ancient Greece to the author of Uncle Tom’s Cabin. Plus: What the heck is a dogberg? It’s when...