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50.
Meaning Hashish, from cockney rhyme slang. From country/western performer Johnny Cash, which rhymes with hash, a popular colloquialism for hashish.
What are we going to do with all the cash? Smoke Johnny! And throw a bash!
by Robert L. Orvin June 22, 2006
 
51.
Hashish
comes from the cockney rhyming slang of High House
Hash rhymes with Cash, thus Johnny Cash was shortened to simply Johnny

History/Origin: In the Tenacious D song "Kyle Quit the Band," the lyric is "What we gonna do with all the cash? Smoke Hash!"
"Let's fuckin' smoke some johny"

"Fuckin mix the johnny and the dirty in that there spliff, son"
by pig on dirty August 08, 2006
 
52.
Can never shut up, always blabbers about things no one but him cares about, and is a complete asshole!!! If you met anyone named johnny, slap him and kick him in the guts!!!!
Johnny: OMG OMG guess what i got you as a person who cares for me the most on fb
Me: so...
Johnny: that means that we are best friends (tries to hug me)
Me: F*CK off (kick him in the guts)
by Liferuiner100 October 17, 2014