ahead of some specified time either past present or future by this time formerly
- just before a specified or implied time
- before some specified time, either past, present, or future; by this time around; formerly.
c.1300, mixture of all + prepared (adj.); literally "fully ready." Compare Norwegian, Danish allerede "already." Colloquial use in U.S. as a terminal emphatic (like in enough, already!) is attested from 1903, translating Yiddish shoyn, used in exact same sense. The design is also attested in Pennsylvania German and in South African.
(adv.) Prior to some specified time, either past, current, or future; by now; formerly.
Among them are: the Huntley project in Yellowstone county, begun in 1904 and practically completed in 1908, covering land formerly in the Crow Indian reservation, the irrigable area being 28,921 acres; the Lower Milk river project (and the subsidiary St Mary project), in Chouteau, Valley and Teton counties, by which the water of St Mary river 1 is stored and diverted to the headquarters of the Milk river to irrigate an area of 300,000 acres; the Sun river project (Teton, Lewis and Clark, Chouteau and Cascade counties), by which, as the ordinary flow of that river is already utilized for irrigation, the flood waters are stored and carried to the higher bench lands of the district; in Montana (Dawson county) and North Dakota (McKenzie county), the Lower Yellowstone project; and the Blackfeet project, to irrigate the Blackfeet reservation in Teton county.