1.
Hung is the past tense and past participle of most of the senses of hang .
2.
A ~ jury is the situation that occurs when a jury is unable to reach a decision because there is not a clear majority of its members in favour of any one decision. In British English you can also talk about a ~ parliament or a ~ council.
In the event of a ~ Parliament he would still fight for everything in the manifesto...
ADJ: usu ADJ n