Meaning of the word "supposed to" in English

What does "supposed to" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

supposed to

US /səˈpoʊzd tuː/
UK /səˈpəʊzd tuː/

Phrase

1.

expected or required to do something

Example:
You're supposed to be here by 9 AM.
I'm not supposed to tell you this, but...
2.

believed to be true or to exist

Example:
The treasure is supposed to be hidden somewhere in this forest.
This new diet is supposed to help you lose weight quickly.