Definition of "blueprint" in English

noun

1. A type of paper-based reproduction process producing white-on-blue images by means of a photosensitive ferric compound, used primarily for technical and architecture's drawings, now largely replaced by other technologies.

2. A print produced with this process.

3. (architecture, engineering, by extension) A detailed technical drawing (now often in some electronically storable and transmissible form).

4. (informal, by extension) Any detailed plan, whether literal or figurative.

verb

1. (transitive) To make a blueprint for.

   • The architect blueprinted the renovation plan once the client had signed off.

2. (transitive, figuratively) To make a detailed operational plan for; to design or plan out.

   • They blueprinted every aspect of the first phase of the operation.