Not The Oxford English Dictionary Vol. 13.

Jabiru:
Boxing with a Kangaroo


Jackal:
Indiscriminate female exotic masseuse


Jackanapes:
See above, see chimpanzee.


Jackeroo:
See Jackal, see Australia


Jackfish:
See Jackal, see microscope


Jackpot:
Receptacle for donation in sperm bank


Jacobin:
1. Past tense. M. Jackson having gone
2. For Jacko's trash and tissues



Jacobite:
M. Culkin, see back of neck



Jag:
A sharp projection. Penis prosthesis in the form of an automobile


Jailer:
Warder in womans' prison


Jalap:
Purgative drug given to athletes in track events

Jambalaya:
Someone less than honest about the contents of a food dish in Louisiana


Jamboree:
What a paedophile has in a boyscout camp


Japanese:
Joint of oriental leg


Japonica:
Flowery Japanese harmonica that comes out in spring


Jargon:
Specialised cockney term for stolen car


Jaundice:
Yellow dice


Javelin:
German to the hilt


Jejune:
Girl called June with speech impediment


Jekyll and Hyde:
Question asked of a doctor with split personality


Jeopardy:
Good place for finding jobs, good health and many other things


Jerkin:
See Jackal


Jerry-Builder
Nutritious supplement for Germans

Jettison:
Throw male child overboard


Jewel:
Expression enquiring after health of someone


Jewish:
Did you wish (e.g. for peace in Middle East)


Jibba:
What Muslim men do in their long coats


Jiff:
Measurement of time 1/3 of two shakes of a gnat's


Jihad:
Exclamation during Muslim country and western song (e.g., Herd them Camels, Ride 'em out, Show 'em what the desert's about. Jihad!)


Jingoistic:
Twitching of blustering patriots (see Rumsfeld)


Jobless:
See Jeopardy


Jockey:
Description of Scotland


Jockstrap:
Penny stuck to the pavement


Jocose:
Comatose after too much scotch


Judgement:
Equivocal verdict (ask what judgment)


Judgemental:
What judge becomes when asked as above


Juggernaut:
Unstoppable tit fan