That nasty metallic smell that gets on your hands after handling change. One can also contract Money Hands from touching certain types of metal that give you the same smell on your hands. Rusty metal or unclean metal that is touched frequently (e.g. a bathroom door handle) will often give a person Money Hands.

When some little bitchboy is acting like a little tiny pee pee poo poo baby and messing up the group plans.

1) When one's hands are full of money (region dialect = money bags)
2) When one has been working in a shop as a cashier - dealing with and handing money