send out phrasal verb ( see also ↑ send )
1 . send something/somebody ↔ out to make a person or a group of people or things go from one place to various other places:
Information was sent out to interested students.
Search parties were sent out to look for survivors.
2 . send something ↔ out to broadcast or produce a signal, light, sound etc:
The ship is sending out an SOS signal.
3 . send out for something to ask a restaurant or food shop to deliver food to you at home or at work:
We sent out for sandwiches.