D defs.my
Entry 2 senses Webster, 1913

mare's-nest

· mare'sĀ·-nest · IPA
01 n. A supposed discovery which turns out to be a hoax; something grossly absurd.
  1. 1.
    A supposed discovery which turns out to be a hoax; something grossly absurd.
  2. 2.
    A confused multitude of things.