1. a reference to "Baby Jessica" Mcclure, the Texas infant who fell down a well in Midland, Texas on October 14, 1987. This created a national shitstorm of attention as rescuers worked for 58 hours to release her.
2. A sexual act that involves placing one's testicles into another's asshole, to the point where they get stuck. Thus the oft used saying "I baby jessica'd her (him) last night"
Chris tried to put the "dog in the bathtub" last night, but he ended up Baby Jessica'ing her.