Hear, Hear! is an expression used in public situations or in parliament in order to express agreement or support of what someone has just said. Hear, hear! is also a way of drawing attention to yourself or to someone else who is about to speak.

1. The politicians obviously agreed with the Prime Minister's proposal because after she announced it they all shouted "hear, hear!" 
2. The suggestion was met with a resounding 'hear, hear!' from all the members of the committee.

1. Hear, Hear! I couldn't agree more with your assessment. We really must find a way of making the workplace more inclusive.
2. When the CEO was called out for interrupting minority speakers at the round table, many cried 'hear hear!' and shared their own stories of being ignored in the workplace.