(noun) Synonymous with Marijuana, also can be used to describe the act of buying weed after not having it for a long time.
" Hey cunt-fucker! Where the fuck is the Crawn Jawn?"

"Stop shitting all over your Uncle's chest and smoke some Crawn Jawn!"

"Goddamn it's been a long ass time since i had some of that Crawn Jawn"
by Andrew Chase February 01, 2007
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