Here are some possibilities:
* Misspelling: It could be a misspelling of "mommy," "mammy," or "ma'am."
* Regional Dialect: It might be a word used in a specific region or community, perhaps with a meaning related to a mother, grandmother, or female authority figure.
To understand the meaning, more context is needed.
Please provide more information about where you encountered this word, such as the sentence it was used in or the context of the conversation.