Midnight MassˌMidnight ˈMass noun [countable;uncountable] 
a special Christian religious service held at midnight on Christmas Eve, to celebrate Christmas and the birth of Christ
a special Christian religious service held at midnight on Christmas Eve, to celebrate Christmas and the birth of Christ- House that Jack Built, The
- house-to-house
- housetop
- housetrain
- house-trained
- House Un-American Activities Committee
- housewares
- house-warming
- housewife
- housework
- housing
- Housing and Urban Development
- housing association
- housing estate
- housing project
- Houston
- Houston, Sam
- hove
- hovel
- hover
- hovercraft
- Hovis
- HOV lane
- how
- Howard, John