house party 
noun
A party at which the guests stay at a house overnight or for a few days.They'd ended up in Middlesburg and saw a big house party in progress....
- We've had reports of such attacks in everything from house parties to dinner parties.
- I was fascinated by the scene in the film in which the servants crowd in to listen to Ivor Novello while the house party guests find him boring.
- sports diving
- sports doctor
- sports drink
- sportsdrome
- sportsfest
- sports finder
- sportsfishing
- sports girl
- sports ground
- sport shirt
- sports industry
- sports injury
- sports jacket
- sports-jacketed
- sportsman
- sportsmanlike
- sportsmanly
- sportsmanship
- sportsman's knife
- sports massage
- sports medicine
- sports meet
- sports palace
- sportspeak
- sportsperson