This is on the house.

this Determiner

— You use this to show which thing or idea you are talking about. You use it when the thing or idea is close to you. This trip was a great idea. Which book is yours, this one or that one? — The known thing. This man went to the door.

this Demonstrative Determiner

— The thing indicated. This is my hand.

is Verb

— A form of the verb be when talking about someone or something else. He is late for class. Is it hot in here?

on Preposition

— positioned at the upper surface of, touching from above The apple is on the table. — at the date of Tim was born on the 4th of July. — along, forwards (continuing an action) drive on, rock on — about, dealing with the subject of I have a book on history. There was a World Summit on the Information Society a few weeks ago. — touching; hanging from I have no money on me at the moment. I would like to eat the fruit on the trees. — because of, due to He was arrested on suspicion of bribery. I contacted Joanne on a hunch that she would know about it. The stock price increased on news of a new product.

on Adjective

— If something is on, it is active, functioning or operating. The television is on. The lights are on, so it is very bright.

the Determiner

— Used, instead of a, to reference something specific, already known to exist. Compare "I read a book." and "I read the book." — Used with a stress, to show that the word following is special. Are you the John Smith that I went to school with? — Used with an adjective that acts like a noun to mean all of the people concerned The poor are always with us. — Used with superlatives forms of adjectives and adverbs. You are the best.

house Noun

— A house is a building that one family lives in. — House is a type of music.

house Verb

— If you house someone or something, you give them a home. The building houses a research centre and a school. During the storm they were housed in the local school's gym.