Related Clues:

• Negative
• Hip-hop genre
• Really paying attention
• Clay-pigeon thrower
• Extremely attentive
• Catch using trickery
• Immersed
• Sting operation, basically
• 'Shut your ___!'
• Yap
• Anything but bored
• Catch with cunning
• Totally attentive
• Sting, perhaps
• U-shaped section of a pipe