Tar-Baby was a oll made of tar and turpentine, used to entrap Br'er Rabbit in the second of the Uncle Remus stories. The more that Br'er Rabbit fought the Tar-Baby, the more entangled he became. In contemporary usage, "tar baby" refers to any "sticky situation" that is only aggravated by additional contact. The only way to solve such a situation is by separation.