The Collaborative International Dictionary of English v.0.48:

Acquest \Ac*quest"\, n. [OF. aquest, F. acqu[^e]t, fr. LL.
   acquestum, acquis[imac]tum, for L. acquis[imac]tum, p. p.
   (used substantively) of acquirere to acquire. See Acquire.]
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   1. Acquisition; the thing gained. [R.] --Bacon.
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   2. (Law) Property acquired by purchase, gift, or otherwise
      than by inheritance. --Bouvier.
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