When a female has a very flat chest(knockers) and very big nipples which take up most of her chest. nipples + knockers = knopples
Man #1 "Damn dude that chick was soo effin flat!" Man #2 "I know man and even worse they were knopples!" Both together "ewwwwwww!!"
by joey zahralban July 13, 2004
He's the cronk knopple.
by SandeepWeeaboo September 6, 2016