What is the meaning of -mi?

only

Clitic form of me (me)

diminutive suffix.

mild imperative suffix.

First-person plural exclusive ergative enclitic pronoun; we (not you)

First-person plural exclusive possessive marker; our (exclusive)

second person plural genitive enclitic

second person plural subject enclitic

second person plural possessive enclitic

enclitic form of mi; appended to polysyllabic second-person singular imperative forms

A first-person plural exclusive possessive suffix.

non-past marker, applied to verbs of class 1 to indicate non-past tense

Alternative form of mi

Evidential suffix, first-hand information. Indicates that the speaker has direct evidence/knowledge of some fact, having experienced it, seen it, heard it, etc.

Used to mark an open-ended question; more informal than -taq

Source: wiktionary.org