To spend money, time, or energy on something, especially for some benefit or purpose; used with in.
To surround, accompany, or attend.
To commit money or capital in the hope of financial gain.
To ceremonially install someone in some office.
To lay siege to.
To be involved in; to form strong attachments to.
To prepare for lost wax casting by creating an investment mold (a mixture of a silica sand and plaster).
To make investments.
To formally give (someone) some power or authority.
To envelop, wrap, cover.
To formally give (power or authority).
An unnamed tropical weather pattern "to investigate" for development into a significant (named) system.
To take advantage of (an opportunity or circumstance).
To have a seizure.
Of chocolate: to change suddenly from a fluid to an undesirably hard and gritty texture.
To take possession of (by force, law etc.).
To deliberately take hold of; to grab or capture.
To bind or lock in position immovably; see also seize up.
(with of) To cause (an action or matter) to be or remain before (a certain judge or court).
To submit for consideration to a deliberative body.
To have a sudden and powerful effect upon.
To lay hold in seizure, by hands or claws (+ on or upon).
To bind, lash or make fast, with several turns of small rope, cord, or small line.