punter

noun9

1. •
   (UK, slang) A customer of a commercial establishment, frequently of a pub or (alternatively) of a prostitute.

   • I was doing the Jonathan Lowrie death tour with half a dozen or so punters. — 2000
2. •
   One who bets against the bank.
3. •
   (UK, slang) One who gambles or bets.
4. •
   One who punts a football.
5. •
   One who rows or poles a punt or pontoon.
6. •
   A beginner or unskilled climber.
7. •
   (Scotland) A person who trades with a gang but is not a gang member.

   • He had stolen 'trannies' (transistor radios) and hub caps from cars outside the main hotels in Glasgow, turning the collection into money through dealing with a 'punter' at Charing Cross. — 2013
8. •
   (Internet) A program used to forcibly disconnect another user from a chat room.

   • Punters generate hundreds of information inquiries to a legitimate user's client, such as invitations to chat. […] The user is punted from the channel, and must rejoin to gain access. — 2001
9. •
   The person who keeps score in basset or ombre.