Cleavage Clunker Share definition Flag A man or woman who is obsessed with "cleavage". Hence grabbing the women's cleavage. Jan, Nick is such a cleavage clunker. The whole night Nick kept on trying to grab my cleavage! Cleavage Clunker by Quintin Grabski November 21, 2009 0 0 Get merch Get the Cleavage Clunker mug. Buy Now — $32.95 See more merch