1.Definition: a complete failure

"The play was a dismal flop"

Related Noun(s):bust, fizzle

Category: General

2.Definition: an arithmetic operation performed on floating-point numbers

"This computer can perform a million flops per second"

Category: General

3.Definition: someone who is unsuccessful

Related Noun(s):dud, washout

Category: People

4.Definition: the act of throwing yourself down

"He landed on the bed with a great flop"

Related Noun(s):collapse

Category: General