A person who behaves in a dishonorable or untrustworthy manner.

A bouncy person or someone full of energy.

एक उर्जा से भरा व्यक्ति।

English Usage: The children were bounders on the playground, full of laughter and excitement.

Hindi Usage: बच्चे खेल के मैदान में कूदते, हंसते और उत्साह से भरे थे।