Webster's Revised Unabridged Dictionary · 1913

Plan

Plan , noun

[French, from Latin planus flat, level. See Plain, a.]

1.
A draught or form; properly, a representation drawn on a plane, as a map or a chart; especially, a top view, as of a machine, or the representation or delineation of a horizontal section of anything, as of a building; a graphic representation; a diagram.
2.
A scheme devised; a method of action or procedure expressed or described in language; a project; as, the plan of a constitution; the plan of an expedition.
God's plans like lines pure and white unfold. — M. R. Smith
3.
A method; a way of procedure; a custom.
The simple plan, That they should take who have the power, And they should keep who can. — Wordsworth
Collocations (1)
Body plan or Floor plan , etc. See under Body, Floor, etc.

Plan , transitive verb

1.
To form a delineation of; to draught; to represent, as by a diagram.
2.
To scheme; to devise; to contrive; to form in design; as, to plan the conquest of a country.
Even in penance, planning sins anew. — Goldsmith