A "housewarming party" is a gathering that people have when they move into a new home. It's a celebration where friends and family come to visit and bring gifts for the new homeowners to welcome them to their new place. Full definition
She's heard of others hosting and paying for housewarming parties for clients or treating them to an afternoon cruising along the Atlantic coast, but also some who skip closing gifts. (business.financialpost.com)
In fact, most of my exes have met my current boyfriend at housewarming parties, birthday soirees, etc. and are just among the people I consider friends. (welovedates.com)
I'm curing some bacon right now to top off some burgers for a friend's housewarming party in two weeks. (ruhlman.com)