He's got a major jones for her.
Person 2: Aight man lemme try to Jones around a lil bit, see what I can do.
*Person 2 sparks up a new nug*
2 (n.) A slang term for heroin.
3 (n.) An addiction to heroin.
4 (n.) An extreme desire for something such as a drug, a food, etc. which could be considered on par with the desire associated with that of of a heroin addict.
5 (v.) To long for or desire something in such a way.
2. My brother just got shot in a drive-by, trying to score some jones off his dealer.
3. Tom has taken up clawing at his flesh as a counter-measure to deal with his jones.
4. I woke my girlfriend up and made her drive me all the way to Wal-mart when I started jonesing for some Cherry Coke.