Dictionary definition · flop
noun
- an arithmetic operation performed on floating-point numbers"this computer can perform a million flops per second"
- someone who is unsuccessful
- a complete failure"the play was a dismal flop"
- the act of throwing yourself down; collapse; sink"he landed on the bed with a great flop"
verb
- fall loosely"He flopped into a chair"
- fall suddenly and abruptly
- fail utterly; collapse"The project foundered"
adverb
- with a flopping sound"he tumbled flop into the mud"
- completely"he fell flop on his face"
Source: Open English WordNet (CC BY 4.0).