will have been flailing

• future perfect progressive

  future perfect progressive

  Used to describe a continuous action that will progress up until a designated point of completion in the future.

  of flail.
  flail

  noun

  an instrument for threshing grain, consisting of a staff or handle with a freely swinging stick or bar attached to one end of it.

Related Words

• bash
• smack
• smash
• thrash