這個字是由 RIF (reduction in force) 衍生而來的。reduction in force 原本是軍事用語，意為「兵力精簡」，但現在也應用於商業上，意為「縮編；裁員；遣散」。
TUSD rehires 88% of riffed teachers. School starts Monday for kids in Tucson's largest district TUSD. Today was the first day for teachers, and hundreds more than originally expected are returning to classrooms. Last spring TUSD gave pink slips to 562 teachers. This summer it rehired 498 of them.
—"TUSD rehires 88% of riffed teachers," KVOA-TV, August 13, 2009