Meaning

• A drawing showing technical details of a building, machine, etc., with unwanted details omitted, and often using symbols rather than detailed drawing to represent doors, valves, etc.

  "The plans for many important buildings were once publicly available."

• A set of intended actions, usually mutually related, through which one expects to achieve a goal.

  "He didn't really have a plan; he had a goal and a habit of control."

• A two-dimensional drawing of a building as seen from above with obscuring or irrelevant details such as roof removed, or of a floor of a building, revealing the internal layout; as distinct from the elevation.

  "Seen in plan, the building had numerous passageways not apparent to visitors."

• A method; a way of procedure; a custom.

• A subscription to a service.

  "a phone plan"

Meaning

• To design (a building, machine, etc.).

  "The architect planned the building for the client."

• To create a plan for.

  "They jointly planned the project in phases, with good detail for the first month."

• To intend.

  "He planned to go, but work intervened."

• To make a plan.

  "They planned for the worst, bringing lots of emergency supplies."