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1. Seemingly useless rubbish which sits around for months and is inevitably disposed of the day before it is needed.

2. A reference to something of little or no value

3. The male genitalia

4. A kind of chinese boat

5. Heroin
1. "Where is the February 2002 issue of Playboy... it was here yesterday?!?"
- "Dude I chucked that, the pages were stuck and shit, it was junk"

2. Suped up Honda Civics and bubble gum pop music are junk

3. "Daaaamn! check this out, dude just got kicked in the junk"

4. "Did you see the Jackie Chan movie where hes fighting on the junk in Hong Kong harbour?

5. "Oi! Get off the junk and straighten up your shyte life!"
by whiskymack February 22, 2005
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Male or Female Sexual Organs
Dude you just touched my junk!! it again ;)
by General Turtle February 04, 2003
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Stuff that you keep lying around forever, and then throw away 2 days before you need it.
by Noyb May 10, 2003
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I was high on junk, and the warm winds of santa anna felt alright.
by hott enchilada July 17, 2003
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male sex organs.
"man, they may as well add junk to the medical dictionary as an anatomical term for male sex organs" -boy in my class
by bea June 30, 2003
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