1.To put garments on; to clothe; to dress; to array; opposed to divest. Usually followed by with, sometimes by in; as, to invest one with a robe.
2.To put on. (Obs.) "Can not find one this girdle to invest."
3.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."
4.To surround, accompany, or attend. "Awe such as must always invest the spectacle of the guilt."
5.To confer; to give. (R.) "It investeth a right of government."
6.(Mil.) To inclose; to surround or hem in with troops, so as to intercept reinforcements of men and provisions and prevent escape; to lay siege to; as, to invest a town.
7.To lay out (money or capital) in business with the view of obtaining an income or profit; as, to invest money in bank stock.
8.Hence: To expend (time, money, or other resources) with a view to obtaining some benefit of value in excess of that expended, or to achieve a useful pupose; as, to invest a lot of time in teaching one's children.