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1.
can be used in place of any other word. Jangy can be used as a noun, verb, adjective, adverb, conjunction, etc etc. It has no specific meaning.
1. I hate that kid he's such a jangy.
2. I love that kid he's such a jangy.
3. What the jangy are you doing with my gauntlet?
4. This is one of the most jangy things i've done in a while.
by Habbish January 01, 2006
 
2.
Mary Jane, Weed, Drugs etc.
Man, I got so high off dat jangy last night.. it was crazy.
by BRITTNASTYY March 13, 2009