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1. A sound defeat
   - walloping, debacle, drubbing, slaughter, trouncing, whipping, débâcle
    
2. The act of inflicting corporal punishment with repeated blows
   - beating, licking, drubbing, lacing, trouncing, whacking

1. Give a thrashing to; beat hard
   - thresh, lam, flail
    
2. Move or stir about violently
   "The feverish patient thrashed around in his bed"; "The feverish patient thrashed about around in his bed"
   - convulse, thresh, thresh about, thrash about, slash, toss, jactitate
    
3. Dance the slam dance
   - slam dance, slam, mosh
    
4. Beat so fast that (the heart's) output starts dropping until (it) does not manage to pump out blood at all
    
5. Move data into and out of core rather than performing useful computation
   "The system is thrashing again!"
    
6. Beat the seeds out of a grain
   - thresh
    
7. Beat thoroughly and conclusively in a competition or fight
   "We thrashed the other team on Sunday!"
   - cream, bat, clobber, drub, lick, trounce, slaughter, beat hollow, muller [Brit], smoke [N. Amer], wipe the floor, hammer

Derived forms: thrashings

See also: thrasher

Type of: agitate, beat, beat out, beat up, corporal punishment, crush, dance, defeat, licking, pound, shake, shell, swap, thump, trip the light fantastic, trip the light fantastic toe, trounce, vanquish, work over

Encyclopedia: Thrash