invest with

invest (someone) with (something)

1. To give someone or something authority. In this usage, a noun or pronoun can be used between "invest" and "with." Don't invest that madman with power!
2. To believe that someone possesses a particular trait or quality. Any time you have a crush on someone, you end up investing them with all kinds of great qualities that they don't actually have.
See also: invest
Farlex Dictionary of Idioms.

invest someone with something

to endow someone with something, such as power or privilege. The constitution invests the vice president with the authority to act on the president's behalf in certain conditions. The state has invested me with the authority to unite this couple in marriage.
See also: invest
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

invest with

v.
1. To grant someone some power or authority: The state invests a justice of the peace with the authority to perform marriages. I am invested with the task of fixing the computers.
2. To attribute to someone or something some enveloping or pervasive quality: I invested my friend with virtues that turned out to be products of my own imagination.
See also: invest
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • invest (someone) with (something)
  • lay out for (someone or something)
  • orient
  • invest
  • not do (someone or oneself) any favors
  • invest (one's) time in (something)
  • invest time in
  • identify with
  • involve with
  • involve with (someone or something)
References in periodicals archive
Some companies invest with the objective of contributing to the company's bottom line, and they are willing to take a reasonable amount of risk to do so.
Though it may be a comfort to invest with friends, club members need not be bosom buddies.