[transitive, intransitive] to make something, especially a building, by putting parts together build (something) They have permission to build 200 new houses. Robins build nests almost anywhere. They're going to build on the site of the old power station. build something of/in/from something a house built of stone apartment blocks built in brick and concrete build something for somebody They had a house built for them. build somebody something David built us a shed in the back yard.