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

Examples

• She decided to invest her savings in the stock market.
• The company plans to invest heavily in new technology.
• Parents should invest time in their children’s education.
• He invested years of hard work into building his business.
• The ceremony will invest the new president with executive powers.
• They invested him with the authority to make final decisions.
• It’s wise to invest in your health by exercising regularly.