When a person is displaying a schedule of going to bed somewhere between 8:00 to 8:30 p.m. nightly and getting up at or before 5:30 a.m. This person also usually turns down most all invitations to socialize and certainly any that would make the person stay up past 8;00 p.m. Kendall Jenner is known for her Granma energy.
Others: come on, why isn’t she meeting us at the bar later?
Them: Idk she’s vibing that Granma Energy