Definition of: accusative

(ə·ky′zə·tiv) adjective Gram.
Denoting, in inflected languages, the relation of the direct object of a verb or preposition, or the goal toward which an action is directed; objective. Also ac·cu·sa·ti·val (ə·ky′ zə·tī′vəl).
—noun
1. The case of Latin and Greek nouns corresponding to the English objective.
2. A word in this case. [<L accusativus, trans. of Gk. ptōsis aitiatikē (the case) of accusing or pertaining to that which is caused < aitiatos produced by a cause]
—ac·cu′sa·tive·ly adverb