flop in WordNet English dictionary

1. a complete failure
   "the play was a dismal flop"
   flop  bust  fizzle 
   
2. the act of throwing yourself down
   "he landed on the bed with a great flop"
   flop  collapse 
   
3. someone who is unsuccessful
   flop  dud  washout 
   
4. an arithmetic operation performed on floating-point numbers
   "this computer can perform a million flops per second"
   floating-point operation  flop 
   

1. fail utterly; collapse
   "The project foundered"
   fall through  fall flat  founder  flop 
   
2. fall suddenly and abruptly
   flop 
   
3. fall loosely
   "He flopped into a chair"
   flop 
   

1. with a flopping sound
   "he tumbled flop into the mud"
   flop  flop 
   
2. exactly
   "he fell flop on his face"
   right  flop  right  flop