[pree-kast, -kahst] 
verb, -cast, -cast⋅ing, adjective Building Trades.| 1. | to cast (a concrete block or slab, etc.) in a place other than where it is to be installed in a structure. |
| 2. | (of a building or section) cast before being transported to the site of installation: a precast concrete roof. |
| pre·cast (prē-kāst') adj. Relating to or being a structural member, especially of concrete, that has been cast into form before being transported to its site of installation. pre·cast' v. |
