noun

• One who traps animals; one who makes a business of trapping animals, for their pelts, meat, etc.
• (mining) A (usually, child) worker who opens and shuts a door in a gallery or level of a mine, to manage ventilation and access.
• An ornamental covering for a horse. See trapping and caparison.
• (slang) A drug dealer. See also trap house.
• (slang) A performer of trap music.