Possible Clues:

• I'm represented in “male cop”
• Copper pot almost clean? I'm corrected
• Officer that may be sleeping in the street
• Brit collaring little pests, an officer
• Worker who carries a whistle
• Copper mine -- coal's replaced copper
• Bobby
• Sort of cop, in male?
• Copper pot endlessly cooked nice meal, lacking energy
• One keeping the beat?