RhymeZone: fixer definitions

Definitions of fixer:

noun: someone who intervenes with authorities for a person in trouble (usually using underhand or illegal methods for a fee)
noun: a chemical compound that sets or fixes something (as a dye or a photographic image)
noun: synthetic narcotic drug similar to morphine but less habit-forming; used in narcotic detoxification and maintenance of heroin addiction
noun: a skilled worker whose job is to repair things