Of or pertaining to that case (as the second case of Latin and Greek nouns) which expresses origin or possession. It corresponds to the possessive case in English
In the grammar of some languages, the genitive, or the genitive case, is a noun case which is used mainly to show possession. In English grammar, a noun or name with 's added to it, for example `dog's' or `Anne's', is sometimes called the genitive form. a form of a noun in some languages which shows a relationship of possession or origin between one thing and another (genitivus , from gignere; GENITAL)