ばっこ : bakko | define meaning
Region: North (Aomori)
- Used to address one's own grandmother in an affectionate way: grandma, grandmama, grandmom, granny, nana, nanny, nan, etc.
- Used to refer to an elderly woman, usually one with whom an affinity exists.
Related to the standard Japanese term おばあさん【お婆さん・お祖母さん】 obaasan "grandmother; elderly woman".