1. to suggest a plan, idea, or course of action for consideration
2. to ask someone to marry you
3. to nominate someone for a position or office

Examples

• The committee will propose new safety regulations next week.
• She proposed meeting at the library to study together.
• He proposed to his girlfriend on the beach at sunset.
• The board proposed her as the new chairperson.
• What do you propose we do about this problem?
• They proposed building a new park in the neighborhood.
• I propose that we start the meeting at 9 AM instead.