1. a loud and confused noise, especially one caused by a large mass of people
2. a state of angry or excited protest and controversy

Examples

• The announcement caused an uproar among the students.
• There was such an uproar in the stadium that no one could hear the referee’s whistle.
• The new policy created an uproar in the community.
• The children’s laughter created a joyful uproar in the playground.
• The controversial decision led to an uproar in the media.
• An uproar broke out when the concert was suddenly canceled.
• The teacher tried to calm the uproar in the classroom.