1. to think or believe that something is true or likely
2. to imagine or consider as a possibility
3. to be expected or required to do something
Usage: often used in passive voice

Examples

• I suppose you’re right about that.
• She’s supposed to arrive at three o’clock.
• Suppose we left early tomorrow morning.
• Do you suppose it will rain today?
• Students are supposed to turn in their homework on time.
• Let’s suppose for a moment that you’re correct.
• I suppose I could help you with that project.