Aussie Kiss: Similar to a French Kiss, but given down under.
Beaver Leaver: or Vagina Decliner. A homosexual.
Beer Coat: The invisible but warm coat worn when walking home after a booze cruise at 3 in the morning.
BOBFOC: Body Off Baywatch, Face Off Crimewatch.
Bone of Contention: A hard-on that causes an argument.
E.g. one that arises when a man is watching Olympic beach volleyball on TV with his girlfriend.
Budgie's Tongue: or Small Man In A Boat, or Tongue Punch bag. The female erection.
Double Bass: A sexual position in which the man enters the woman from behind, and then fiddles with the woman's nipples with one hand and her Budgie's Tongue with the other. The position is similar to that used when playing a double bass instrument, but the sound produced is slightly different.
Hand-to-Gland Combat: A vigorous masturbation session.
Monkey Bath: A bath so hot, that when lowering yourself in, you go: ... "Oo! Oo! Oo! Aa! Aa! Aa!".
Sperm Wail: or Spuphemism. A verbal outburst during the male orgasm.
2-Bagger: Someone that you'd need 2 paper bags to have sex with. 1 to cover their head, and 1 to cover yours, in case their bag falls off.
Titanic: A lady who goes down first time out.
Todger Dodger: A lesbian.
X-Piles: Unwanted visitors from Uranus.
Hymen Horny: A teen age occupational hazard