During non-lubed anal sex the male pulls out abruptly and savagely, leaving the rectum in question protruding like a rolled up pink sock.

When a woman runs out of tampons so she grabs her sock in distress and stuffs it in her cooter for the time being. The sock becomes pink and is never to be worn again

When you get railed so hard, your rectum sags out of your ass.

When you reach inside someone's anal cavity and pull their arsehole out

(n) this is the result of excessive anal plundering; the intestines actually exit through the anus, forming a dangling mass, resembling a pink sock.

When your ass, comes out of your ass.

where whilst anal sex is taking place the colon is reversed and creates the deadly pink sock hanging out of the ass. this results in death