Possible Clues:

• With us one has occasion to make light of them
• Old men in the family shedding pounds - or less?
• It's for us once to make light of them
• Just once with us. Wait for the sound of them
• Enough for us once to be all pounded together
• Once they could make light of us
• One may pound them all together
• There are sixteen in a pound
• There are eight in a cup
• More than one cat attacks, taking off head