Definitions
1.noun(with a possessive pronoun) Everything that one is capable of."She gave her all, and collapsed at the finish line."
2.nounThe totality of one's possessions.
3.adjectiveAll gone; dead."The butter is all."
4.adverb(degree) Intensifier."It suddenly went all quiet."
5.adverbEntirely; completely; totally.
6.adverbApiece; each."The score was 30 all when the rain delay started."
7.adverb(degree) so much."Don't want to go? All the better since I lost the tickets."
8.adverbEven; just.
9.pronounEverything."She knows all and sees all."
10.pronounEveryone."A good time was had by all."
11.pronounThe only thing(s)."All that was left was a small pile of ash."
12.pronounUsed after who, what, where, how and similar words, either without changing their meaning, or indicating that one expects that they cover more than one element, e.g. that "who all attended" is more than one person. (Some dialects only allow this to follow some words and not others.)
13.pronounClipping of y’all. Used only as a vocative.
14.conjunctionAlthough.