To thresh grain
To strike, as with a strap or rod; lash; beat
To suspend on hinges:
To dismantle and pack up for departure:
To strike with or as if with a whip.
To beat severely with a whip or rod.
To strike repeatedly.
To move or lift (the head) with a sudden motion.
To stir the emotions:
Find another word for flails. In this page you can discover 12 synonyms, antonyms, idiomatic expressions, and related words for flails, like: threshes, lams, thrashes, whips, swings, strikes, lashes, flogs, beats, tosses and attacks.