Related Clues:

• It may be down in the dumps
• One who monitors traffic
• Snitch (on)
• Decoy to dealers
• New parent, e.g.
• Figure in a bust
• Renegade
• Nogood-nik
• One who assigns an identifying word
• Pied Piper devotee
• Snitcher
• Hamelin menace
• It may be studied in a lab
• Dump dweller
• Catcher of pushers