鬼おにが笑わらう

expression, godan verb (-u)

laughable; unrealistic

Used to dismiss overly optimistic future plans or predictions as something that even a demon would laugh at. Often appears in the full proverb 来年のことを言うと鬼が笑う (speaking of next year makes the demon laugh).

See also: 来年のことを言うと鬼が笑う

• 来らい年ねんのことを言いうと鬼おにが笑わらうから、まずは今いまできることをやろう。

  Speaking of next year makes the demon laugh, so let's first do what we can now.

• そんな先さきの計けい画かくを立たてても鬼おにが笑わらうだけだ。

  Making plans that far ahead will only make the demon laugh.