chancer

noun

1. (Ireland, UK, slang)A scheming opportunist.

   “Actually, that's exactly what O'Dowd is doing in Get Shorty, presenting a taciturn thug with chewed up charm, a chancer pitching a movie in Hollywood.”

   “From then on, Emin became fixed in many minds as the drunken chancer who boasted about her promiscuity and called it art.”