Ac·quaint, v. t. [imp. & p. p. Acquainted; p. pr. & vb. n. Acquainting.]
 1. To furnish or give experimental knowledge of; to make (one) to know; to make familiar; -- followed by with.
    Before a man can speak on any subject, it is necessary to be acquainted with it.   --Locke.
    A man of sorrows and acquainted with grief.   --Isa. liii. 3.
 2. To communicate notice to; to inform; to make cognizant; -- followed by with (formerly, also, by of), or by that, introducing the intelligence; as, to acquaint a friend with the particulars of an act.
    Acquaint her here of my son Paris' love.   --Shak.
 I must acquaint you that I have received
 New dated letters from Northumberland.   --Shak.
 3. To familiarize; to accustom. [Obs.]
 To be acquainted with, to be possessed of personal knowledge of; to be cognizant of; to be more or less familiar with; to be on terms of social intercourse with.
 Syn: -- To inform; apprise; communicate; advise.
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