What is the meaning of kikuyu word maaama?

"Maaama" is not a Kikuyu word. It's likely a misspelling of "Mama", which in Kikuyu means "mother".

It's important to note that in Kikuyu, "Mama" is a very general term for mother, regardless of whether it's a biological mother, a grandmother, or even an aunt.

If you were looking for a more specific word, let me know, and I might be able to help!