Belgian Floater Share definition Flag A condom, used for anal sex, left floating in the toilet. (Belgian, as in waffles (textured/ribbed condoms), or chocolate). I went to use the bathroom, and found this Belgian Floater in the toilet! Gross!! Belgian Floater by tcdacsap June 29, 2010 0 0 Get merch Get the Belgian Floater mug. Buy Now — $32.95 See more merch