What is the meaning of clamor?

noun

• A loud harsh or strident noise.
  • synonyms: blare, blaring, cacophony, din
• Loud and persistent outcry from many people.
  • usage: "he ignored the clamor of the crowd"
  • synonyms: clamoring, clamour, clamouring, hue and cry

verb

• Make loud demands.
  • usage: "he clamored for justice and tolerance"
  • synonyms: clamour
• Utter or proclaim insistently and noisily.
  • usage: "The delegates clamored their disappointment"
  • synonyms: clamour
• Compel someone to do something by insistent clamoring.
  • usage: "They clamored the mayor into building a new park"