1. The grandmother of one's stepmother or stepfather.
2.The stepmother of one's grandmother or grandfather.
3.The mother of one's grandmother's husband or grandfather's wife; but not their biological great-grandmother.
2.The stepmother of one's grandmother or grandfather.
3.The mother of one's grandmother's husband or grandfather's wife; but not their biological great-grandmother.
by Stepman December 11, 2017
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Get the step-great-grandmother-in-law mug.James: bro i love your gran
me: ikr its wierd to think she has had sex before
james: wtf *leaves and never talks to me again*
me: *cries knowing i lost my best friend and my gran has had sex before*
My grandmother is the mother of my mother.
me: ikr its wierd to think she has had sex before
james: wtf *leaves and never talks to me again*
me: *cries knowing i lost my best friend and my gran has had sex before*
My grandmother is the mother of my mother.
by sexymustardman December 30, 2021
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My 6X-grandmother is a good person.
by N8953SW June 26, 2021
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