Build Building Bigger Sth Meaning Add Section House

Meaning: to add a new section to a house or a building

• build on We need a bigger house, and we can either sell this one and buy a bigger one, or keep this one and build on.
  
  
• build sth on The owners wanted two extra floors and they built them on without getting approval from the council, so now they have to pull the whole building down.
  
  
• build on sth We're going to build on another bedroom out the back.
  
  

Nouns often used as objects with build on (2): room, floor, storey, extension, verandah, porch, carport, garage