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1. A housing facility that provides treatment and rehabilitation services to people overcoming disabilities or addictions. Once the halfway house helps Mark recover from his heroin addiction, he'll be able to return to his hometown and move forward with his life.
2. A combination of two different things. That restaurant is a halfway house between a burger joint and a sushi bar. Weird, right?
3. The center point of a trip or journey. To prevent us from becoming too tired on the long drive, we decided to stop at a halfway house to get some rest.