What does "invest" mean?

Additional senses

1. 2.To clothe, as with office or authority; to place in possession of rank, dignity, or estate; to endow; to adorn; to grace; to bedeck; as, to invest with honor or glory; to invest with an estate. I do invest you jointly with my power. Shak.
2. 3.To surround, accompany, or attend. Awe such as must always invest the spectacle of the guilt. Hawthorne.
3. 4.To confer; to give. [R.] It investeth a right of government. Bacon.
4. 5.(Mil.) To inclose; to surround of hem in with troops, so as to intercept succors of men and provisions and prevent escape; to lay siege to; as, to invest a town.
5. 6.To lay out (money or capital) in business with the as, to invest money in bank stock.
6. 7.To make an investment; as, to invest in stocks; -- usually followed by in.