1. [19C] (US Und.) one of a pickpocket gang.
2. [late 19C–1930s] (US) a racetrack tout.
3. [late 19C+] (US) a hard-working, ambitious person, also an energizer, one who exhorts his fellows to harder work, greater commitment.
4. [late 19C+] anyone who makes a living through their wits and ingenuity, rather than accepting the restraints of a conventional job; their occupations are often, but not invariably, criminal or virtually so.
5. [20C+] (W.I.) a confidence man, a well-dressed beggar.
6. [1910s+] (US Und.) a pimp.
7. [1920s+] (US) a prostitute of either sex.
8. [1930s+] a gambler or player of pool, bowling etc, who uses skill and poss. cheating to make a living against lesser opponents.
9. [1960s+] (US campus) a man who succeeds in seducing women, a womanizer.
10. [1960s+] a tout.
[1960s+] (US black) a phr. meaning one who is on the receiving end of a hand-out does not cause trouble because that might terminate the flow of free gifts.