American Sign Language: "put down"
One of the means of "put down" is to "to record," "make a note of something," "write something down," or "put it down on paper."
If you want to know how to sign "make a note of" see: NOTE
Another meaning of "put down" is to criticize. See: CRITICIZE
If you mean "put down" as in "put something down on the table," See: PUT
Notes: