Here are some definintions that missed the mark:

Clitoris-a type of flower
Pubic hare- a wild rabbit
Spread eagle- an extinct species of bird
Vagina-a medical term used to describe a heart condition
Menstrual cycle- has 3 wheels
G-string- part of a violin
Semen-a term for sailors
Anus- the latin term for yearly
Testicles-found on an octopus
Asphalt- a rectal problem
Kotex-a radio station in Texas
Masturbate-used to catch large fish
Coitus-a musical instrument
Fetus-a character on Gunsmoke
Umbilical cord- the cord you pull that opens your 'chute
Condom-a large apartment complex
Orgasm- accompanies the choir in church
Diaphragm-a drawing in geometry
Dildo- a variety of sweet pickle
Erection-when Japanese ppl vote
Lesbian-is a person from the Middle East
Sodomy-a special kind of fast growing grass
Pornography-the business of making records
Genitals- people of non-Jewish origin
Douche- French for "twelve"
Enema-someone who is not your friend
Ovaries-a French egg dish made with cheese
Scrotum-one of the moons of Uranus
Vulva- a car made in Sweden