What does acquittance mean?
The definition of acquittance
Ac*quit”tance, n.
Etym: [OF. aquitance, fr. aquiter. See Acquit.]

1 The clearing off of debt or obligation; a release or discharge from debt or other liability.
2 A writing which is evidence of a discharge; a receipt in full, which bars a further demand. You can produce acquittances For such a sum, from special officers. Shak.

Ac*quit”tance, v. t.
To acquit. [Obs.] Shak.