fixer

noun

1. 1

   Agent noun of fix; one who, or that which, fixes.

2. 2

   A chemical (sodium thiosulfate) used in photographic development that fixes the image in place, preventing further chemical reactions.

3. 3

   (criminal justice) A person who arranges immunity for defendants by tampering with the justice system via bribery or extortion, especially as a business endeavor for profit.

4. 4

   A person who assists foreign journalists in volatile countries, often providing interpretation, personal connections, and transportation services.

5. 5

   A fixer-upper.