'Housewarming' definitions:

Definition of 'housewarming'

(from WordNet)
noun
A party of people assembled to celebrate moving into a new home

Definition of 'Housewarming'

From: GCIDE
  • Housewarming \House"warm`ing\, n. A feast or merry-making made by or for a family or business firm on taking possession of a new house or premises. --Johnson. [1913 Webster]