five and fly
n.— «Hamm, of the Air Force Academy, countered that the attitude of quitting after the required five years—known as “five and fly”—was “a minority view.…One of the reasons for the exodus now is the airlines’ hiring.”» —“Academies hid expenses, audit reveals” by Keith C. Epstein in Washington, D.C. Plain Dealer (Cleveland, Ohio) Apr. 5, 1990. (source: Double-Tongued Dictionary)
Further reading
A librarian opens a book and finds a mysterious invitation scribbled on the back of a business card. Another discovers a child’s letter to the Tooth Fairy, tucked into a book decades ago. What stories are left untold by these forgotten...
In Enough is Enuf: Our Failed Attempts to Make English Easier to Spell (Bookshop|Amazon), Gabe Henry recounts the story of the first national spelling bee in 1908, which some contestants had threatened to boycott because one of the contestants from...