What is the meaning of -ku?

me (direct object of a verb)

me (object of a preposition)

me (indirect object of a verb)

my (belonging to me)

my

our (first person plural exclusive)

me (direct object of a verb)

me (object of a preposition)

me (indirect object of a verb)

my (belonging to me)

Used in contractions with particles of possession to mean me

Reflexive. To or for oneself.

Source: wiktionary.org