before 900;Middle Englishal, plural alle;Old Englisheal(l); cognate with Gothicalls,Old Norseallr,Old Frisian,Dutch,Middle Low Germanal,Old Saxon,Old High Germanal(l) (Germanall); if < *ol-no-, equivalent to Welsholl and akin to Old Irishuile < *ol-io-; cf. almighty
2. every one of, each of. 14. totally, utterly, fully.
Expressions like all the farther and all the higher occur chiefly in informal speech: This is all the farther the bus goes. That's all the higher she can jump. Elsewhere as far as and as high as are generally used: This is as far as the bus goes. That's as high as she can jump. Although some object to the inclusion of of in such phrases as all of the students and all of the contracts and prefer to omit it, the construction is entirely standard. See also already, alright, altogether.
O.E. eall "all, every, entire," from P.Gmc. *alnaz (cf. O.Fris., O.H.G. al, O.N. allr, Goth. alls), with no certain connection outside Gmc. All-fired (1837) is U.S. slang euphemism for hell-fired. First record of all out "to one's full powers" is 1880. All-star (adj.) is from 1889; all-American is from 1888, with ref. to baseball teams composed of the best players from the U.S. All-terrain vehicle first recorded 1970. All clear as a signal of "no danger" is recorded from 1902. All right, indicative of approval, is attested from 1953.