1. the whole of (used in referring to quantity, extent, or duration): all the cake; all the way; all year.
2. the whole number of (used in referring to individuals or particulars, taken collectively): all students.
3. the greatest possible (used in referring to quality or degree): with all due respect; with all speed.
4. every: all kinds; all sorts.
5. any; any whatever: beyond all doubt.
6. nothing but; only: The coat is all wool.
7. dominated by or as if by the conspicuous possession or use of a particular feature: The colt was all legs. They were all ears, listening attentively to everything she said.
8. Chiefly Pennsylvania German. all gone; consumed; finished: The pie is all.
–pronoun 9. the whole quantity or amount: He ate all of the peanuts. All are gone.
10. the whole number; every one: all of us.
11. everything: Is that all you want to say? All is lost.
–noun 12. one's whole interest, energy, or property: to give one's all; to lose one's all.
13. (often initial capital letter) the entire universe.
–adverb 14. wholly; entirely; completely: all alone.
15. only; exclusively: He spent his income all on pleasure.
16. each; apiece: The score was one all.
17. Archaic. even; just.
—Idioms18. above all, before everything else; chiefly: Above all, the little girl wanted a piano.
19. after all, in spite of the circumstances; notwithstanding: He came in time after all.
20. all at once. once (def. 14).
21. all but, almost; very nearly: These batteries are all but dead.
22. all in, Northern and Western U.S. very tired; exhausted: We were all in at the end of the day.
23. all in all, a. everything considered; in general: All in all, her health is greatly improved.
b. altogether: There were twelve absentees all in all.
c. everything; everything regarded as important: Painting became his all in all.
24. all in hand, Printing, Journalism. (of the copy for typesetting a particular article, book, issue, etc.) in the possession of the compositor.
25. all in the wind, Nautical. too close to the wind.
26. all out, with all available means or effort: We went all out to win the war.
27. all over, a. finished; done; ended.
b. everywhere; in every part.
c. in every respect; typically.
28. all standing, Nautical. a. in such a way and so suddenly that sails or engines are still set to propel a vessel forward: The ship ran aground all standing.
b. fully clothed: The crew turned in all standing.
c. fully equipped, as a vessel.
29. all that, remarkably; entirely; decidedly (used in negative constructions): It's not all that different from your other house.
30. all the better, more advantageous; so much the better: If the sun shines it will be all the better for our trip.
31. all there, Informal. mentally competent; not insane or feeble-minded: Some of his farfetched ideas made us suspect that he wasn't all there.
32. all the same. same (def. 9).
33. all told. told (def. 2).
34. all up, a. Printing, Journalism. (of copy) completely set in type.
b. Informal. with no vestige of hope remaining: It's all up with George—they've caught him.
35. and all, together with every other associated or connected attribute, object, or circumstance: What with the snow and all, we may be a little late.
36. at all, a. in the slightest degree: I wasn't surprised at all.
b. for any reason: Why bother at all?
c. in any way: no offense at all.
37. for all (that), in spite of; notwithstanding: For all that, it was a good year.
38. in all, all included; all together: a hundred guests in all.
39. once and for all, for the last time; finally: The case was settled once and for all when the appeal was denied.
[Origin: bef. 900; ME al, pl. alle; OE eal(l); c. Goth alls, ON allr, OFris, D, MLG al, OS, OHG al(l) (G all); if < *ol-no-, equiv. to Welsh oll and akin to OIr uile < *ol-io-; cf. almighty]
—Synonyms 2. every one of, each of. 14. totally, utterly, fully.
—Usage note 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.