wil•ly-nil•lyPronunciation: (wil'ē-nil'ē), [key]
in a disorganized or unplanned manner; sloppily.
whether one wishes to or not; willingly or unwillingly: He'll have to do it willy-nilly.
disorganized, unplanned; sloppy: willy-nilly work.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.