What does accusation mean?
The definition of accusation
Ac`cu*sa”tion, n.
Etym: [OF. acusation, F. accusation, L. accusatio, fr. accusare. See Accuse.]

1 The act of accusing or charging with a crime or with a lighter offense. We come not by the way of accusation To taint that honor every good tongue blesses. Shak.
2 That of which one is accused; the charge of an offense or crime, or the declaration containing the charge. [They] set up over his head his accusation. Matt. xxvii. 37.

Synonyms
— Impeachment; crimination; censure; charge.