The Collaborative International Dictionary of English v.0.48:
Acquit \Ac*quit"\, v. t. [imp. & p. p. Acquitted; p. pr. & vb.
n. Acquitting.] [OE. aquiten, OF. aquiter, F. acquitter; ?
(L. ad) + OF. quiter, F. quitter, to quit. See Quit, and
1. To discharge, as a claim or debt; to clear off; to pay
off; to requite.
A responsibility that can never be absolutely
acquitted. --I. Taylor.
2. To pay for; to atone for. [Obs.] --Shak.
3. To set free, release or discharge from an obligation,
duty, liability, burden, or from an accusation or charge;
-- now followed by of before the charge, formerly by from;
as, the jury acquitted the prisoner; we acquit a man of
(a) To clear one's self. --Shak.
(b) To bear or conduct one's self; to perform one's part;
as, the soldier acquitted himself well in battle; the
orator acquitted himself very poorly.
Syn: To absolve; clear; exonerate; exonerate; exculpate;
release; discharge. See Absolve.