head money

noun3

1. •
   (no longer used) A reward paid per person captured at sea etc.
2. •
   (no longer used) A reward for a proscribed outlaw's head.
3. •
   (no longer used) Poll tax.

   • to be taxt by the poul, to be scons't our head money, our tuppences in their Chaunlerly Shop-book of Easter — 1641