to record in writing
to place (something or somebody) at rest on a surface or on the ground
to allow (a passenger) to alight from a vehicle
to land (an aircraft) on the ground or water
to record (something) in writing
You could, for a need, study a speech of some dozen or sixteen lines which I would set down … could you not? — Shakespeare
(+ as) to regard or consider (somebody or something) in a particular way
They set him down as a liar
(+ to) to attribute or ascribe (something)
She set her success down to sheer perseverance