spiv

One, usually unemployed, who lives by one’s wits.

One who shirks work or responsibility; a slacker.

a smartly dressed person who trades in illicit, black-market or stolen goods

a flashy con artist, often homeless, who lives by his wits

in Scotland Yard usage, a low and common thief

a slacker; one who shirks responsibility

a person without employment who makes money by various dubious schemes; goes about smartly dressed and having a good time