Meaning of order in English
1. a command to do something; an instruction that must be obeyed
I don't take orders from you.
2. a request made by a customer for something, for example for a company or in a restaurant
She gave her order to the waiter.
3. the way things are arranged
in order of size
in an alphabetical order
1. tell someone what to do; command or instruct to do
The doctor ordered him not to drink too much.
2. ask a waiter to bring you something in a restaurant
Can I order now?
3. ask a shop or company to get something for you
I've ordered a new PC a weeks ago, but it hasn't been delivered yet.