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.
Existing or designed according to a plan.
At or through the planning stage, but not yet implemented or started.