lay down

phrasal verb
1
to put something down or stop using it
زمین گذاشتن, کنار گذاشتن
synonym put down
2
to stop doing a job, etc.
کنار گذاشتن, دست کشیدن از
to lay down your duties
3
if you lay down a rule or a principle, you state officially that people must obey it or use it
وضع کردن, تعیین کردن
You can't lay down hard and fast rules.
It is laid down that all candidates must submit three copies of their dissertation.
4
to produce something that is stored and gradually increases
ذخیره کردن, انباشتن
If you eat too much, the surplus is laid down as fat.