Meaning

adjective quantifier; used with either mass or count nouns to indicate the whole number or amount of or every one of a class

adjective completely given to or absorbed by

adverb to a complete degree or to the full or entire extent (`whole' is often used informally for `wholly')

originFrom Middle English all, from Old English eall, from Proto-West Germanic *all, from Proto-Germanic *allaz, of uncertain origin but perhaps from Proto-Indo-European *h₂el- (“all”). Cognates Cognate with Scots a, a', aa, aal, aw (“all”), Yola aal, al, all, aul (“all”), North Frisian aal, aale, ale, ali, åle (“all”), Saterland Frisian al (“already”), aal (“all”), West Frisian alle (“all”), Dutch al…

Etymology from Wiktionary, CC BY-SA 3.0