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1 definition by Nick A. Fox

Satire of the popular weight loss and diet program "Jenny Craig"; Referring to a diet driven by methamphetamines causing rapid weight loss. Usually referring to a white trash crank addict who has recently lost a lot of weight. Originated in Terre Haute, Indiana.
1st Guy: Damn dude! Did you see Jessica?
2nd Guy: Yeah she got real skinny, yo!
3rd Guy: I heard she's Jenny Crankin It!
1st & 2nd Guy : Ohhhh, that explains it.
by Nick A. Fox December 17, 2005