The inadvertent, surreptitious, and often accidental placement of one's genitalia on another's person, usually the face or head.
"When you have a small dog that sometimes cuddles with you in bed, if you close your eyes for too long, you have to get used to the occasional dink across the forehead. You get used to such junk-slopping."
by Artychick1970 December 31, 2011
Get the Junk-sloppingmug.