The great-grandfather of one's spouse.
My great-grandfather-in-law is a good person.
by Rwopazaq November 24, 2019

4000 times worse than ur mom gay, ur dad a lesbian and your sister is a mister, everytime you say it a planet explodes
by MeMemMEmEMembIGboooy May 11, 2018


When someone is sleeping with their mouth open then you start doing immense cardio to get sweaty then you return to the person with their mouth open then swing your sweaty nuts in their mouth like a grandfather clock
by Oxinuu December 3, 2024


step-great-grandfather.
by Simaduria July 27, 2024
