to conceive and plan (something) out in the mind
to devise (something) for a specific function or end
It was designed as a school textbook
to draw the plans for (e.g. a building)
to create or execute (something) according to a plan
to conceive or execute a plan
to draw, lay out, or prepare a design
[early French designer from Latin designare, from de- + signare to mark, mark out, from signum sign1]