adv.いやでもおうでも
Whether desired or not: After her boss fell sick, she willy-nilly found herself directing the project.
Without order or plan; haphazardly.
adj.優柔不断の
Being or occurring whether desired or not: willy-nilly cooperation.
Disordered; haphazard: willy-nilly zoning laws.
[Alteration of will ye (or he), nill ye (or he), be you (or he) willing, be you (or he) unwilling.]
