1. to put money into something (such as stocks, bonds, or a business) in order to earn a profit
2. to spend time, energy, or effort on something in order to make it successful or get something in return
3. to give someone official power or authority
Usage: formal

Examples

• She invests her savings in mutual funds.
• The company invests heavily in research and development.
• He invests a lot of time in his children’s education.
• The board invests the CEO with full authority to make decisions.
• They invest in renewable energy projects.
• She invests her energy in volunteer work.
• The constitution invests Congress with the power to tax.