The Collaborative International Dictionary of English v.0.48:
house-raising \house-raising\ n. A gathering for the construction of a house by a group of neighbors, usually in a rural community, and sometimes accomplished in a single day; similar to a barn-raising. [WordNet 1.5 +PJC]WordNet (r) 3.0 (2006):
house-raising n 1: construction by a group of neighbors