flops 
(flŏps) or flop (flŏp)
(flŏps) or flop (flŏp)n. pl. flops
A measure of the speed of a computer in operations per second, especially arithmetic operations involving floating-point numbers. Often used in combination: gigaflops; teraflop.
[f(loating-)p(oint) o(perations) p(er) s(econd). Variant flop, back-formation from flops.]