The word "flop" is similar to the word "failure." Anyone or anything that flops, does not perform as expected.
The play was a flop.
Don’t go see that movie. It’s a flop.
His idea for a business was a flop.
Walter did a belly flop in the swimming pool. It was quite painful for him to feel and for us to watch. (belly flop = landing in the water on your stomach)
Stephen specializes in helping flopping businesses turnaround. (The word "flopping" is an adjective in this sentence.)
The word "flop" can be used as a verb:
simple
past
past participle
flop
flopped
flopped
The play flopped.
The guitarist flopped during his solo.
Everyone flopped to the floor when they heard shooting. (flop to the floor = get down on the floor)
The new product flopped badly and was quickly taken off of the shelves at the stores.
The comic has flopped so many times before a live audience that he’s used to it by now.
The word "floppy" is an adjective. If something is "floppy" it’s long and covers a wide area.
Gloria’s dog has big floppy ears.
Zane like to wear floppy hats.
The leaves on that plant look kind of floppy.
Floppy disks were once popular as a means of computer storage, but now they seem outdated.