shoulder peak
n.— «Different rates would be charged electric power users during “super peak hours,” “shoulder peak hours,” and “off peak hours.”» —“Electricity Rates Must Be Stabilized” Herald-Times-Reporter (Manitowoc-Two Rivers, Wis.) Feb. 27, 1976. (source: Double-Tongued Dictionary)
Further reading
Book recommendations and the art of apology. Martha and Grant share some good reads, including an opinionated romp through English grammar, a Spanish-language adventure novel, an account of 19th-century dictionary wars, and a gorgeously illustrated...
The autocomplete function on your phone comes in handy, of course. But is it changing the way we write and how linguists study language? Also, suppose you could invite any two authors, living or dead, to dinner. Who’s on your guest list and...