A dolphin who appeared in many episodes of Flight of the Sea Creatures aired on HBO from 1988-1989. Jorge the Retarded Dolphin (otherwise known as JTRD) was a popular charecter who talked with a lisp and interrupted many a person with useless comments.
I love the way Jorge the Retarded Dolphin sniffles with his cute littlenose
describes a person (typically female) that has obvious mental retardation combined with very attractive physical assets, such that the person is yet hotter because of the retardation -- likely because they are very easy to take advantage of
reference -- "Drawn Together", "The Other Cousin" (season one episode 5)
Captain Hero (about Clara's retarded cousinBleh): Damn! Clara's cousin is so hot! nipples harden