definition of
flop

[1] #1 flop v. fall loosely; "He flopped into a chair". wn

[2] #2 flop v. fall suddenly and abruptly. wn

[3] #3 flop n. [floating-point operation] an arithmetic operation performed on floating-point numbers; "this computer can perform a million flops per second". wn

[4] #4 flop r. with a flopping sound; "he tumbled flop into the mud". wn

[5] #5 flop n. [dud, washout] someone who is unsuccessful. wn