Possible Clues:

• Mock diamond geezer, perhaps, who's not well
• Routine response?
• Poke fun (at)
• Derisive remark from joker, not a good man
• Comic needs way to escape ridicule
• Mock court clown dismissing man of God
• Mock rudely
• Laugh at with derision
• Hiss and boo
• Judge always getting shout of disapproval