• 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

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