prefab

adj

1. (not-comparable)Prefabricated.

noun

1. A prefabricated building.

   “Having donned our PPE, we walk through the site to the prefab that controls access to the tunnel.”

2. A prefabricated section of a building.
3. (British)A single-storey prefabricated home built in many British cities immediately after World War II, intended to have a short life, but in a few cases still in use.
4. A reusable object in a video game world.

verb

1. (transitive)To prefabricate.