1. [late 17C+] to pay over money, to spend money.
2. [19C+] to lose money.
3. [mid-19C; 1960s] (US Und.) to sell something inferior for more than it is worth.
4. [mid-19C; 1920s+] (US Und.) to sell stolen property to a receiver.
5. [1900s-50s] to bribe.
6. [1920s+] (orig. US) to pass dud cheques or counterfeit money; thus dropping n.
7. [1930s] to hand over drugs.
8. [2000s] to give.
[1960s] (drugs) a wholesale drug dealer’s runner, who delivers bulk supplies to less important dealers.