bagman

noun

1. 1

   A person who collects, transports, or distributes illicit money, especially for the purpose of bribery, extortion, or the making of other improper payments.

2. 2

   An assistant to a police detective, most commonly in the British police force.

3. 3

   A bookmaker.

4. 4

   A travelling salesman.

5. 5

   A caddy.

6. 6

   An officer assigned to travel with the president and carry the "nuclear football".