Won't Definition

wōnt
contraction
Will not.
Webster's New World

Will not; used to indicate a future non-occurring action.

Sam won't be doing any work this afternoon.
Wiktionary

Origin of Won't

  • Abbreviation of wollnot or woll + not, negations of archaic form of will.

    From Wiktionary

  • contr. < ME wol not, will not

    From Webster's New World College Dictionary, 5th Edition