1. to stand by, to wait for
- Ol wokman i sambai long bos.
The workman are waiting for the boss.
2. to be ready
- Ol polis i sambai long go.
The policemen are ready to go.
3. to provide assistance, help
- Mi laikim yu bai sambai long skulwok bilong mi.
I would like you to help me with my homework.
4. to protect or guard somebody
- Polisman i sambai long Praim Minista.
The policeman is protecting the Prime Minister.