1. adjective
a) Producing accusations; accusatory; accusatorial; a manner that reflects a finding of fault or blame
, This hath been a very accusative age —
b) Applied to the case (as the fourth case of Latin and Greek nouns) which expresses the immediate object on which the action or influence of a transitive verb has its limited influence. Other parts of speech, including secondary or predicate direct objects, will also influence a sentence’s construction. In German the case used for direct objects.
2. noun
The accusative case.
Wikipedia foundation.