Anal bifida is an unbelievable defect caused by the incomplete formation of the assholium during proctogenesis. If the anal aperture is freakishly flabby, some portion of the rectum may cantilever like a festive pink party balloon beyond the anal chasm.
1) "Wow, I hope you saw that, because that was the most bigdiculous thing I have ever seen!!"
2) "The sheer size was bigdiculous."
3) "I have to say, of all the moves that guy has pulled on people at this bar, that was the most bigdiculous!"
A euphemism for a very helpful guide. A long distant cousin of Sacajawea, Toby Bigdik is known among small circles of historians as the "Father of the West." History scholars, to this day, debate the reasons for his exclusion from texts, though conventional wisdom suggests...it's probably because of his name.