homeowner noun2 •Someone who owns a house.He advised homeowners to get insurance before then so they can be grandfathered in as discretionary buyers of flood insurance in a nonflood zone. — 2009 •Someone who does not have the title to a house, but has possession and is paying for it in installments.The taxability of forgiven debt is set to become a pressing issue as more homeowners fall behind on their mortgages and face foreclosure. — 2007 formshomeowners