“Put down “
a- To place (someone or something that you have been holding or carrying) on a table, on the floor, etc.
Example: “You can put the suitcases down in the bedroom”
b – To write (something) : to record (something) in writing
Example: “He put down his memories to write a book when he was older.”
C- To give (an amount of money) as a first payment when you are buying something that costs a lot of money.
Example : “My husband and I are going to put down some money to buy that house in the center of town.
D- To kill (an animal) in a way that causes it little pain usually because it is injured or sick
Example: “Jessica had to have her rabbit put down; it was very sick.”