1 definition by Marc IRL
To do what a calendar does; to calendar. Calendaring is the verb form of the noun, calendar. When you are calendaring, you are interacting with a calendar in some way.
"Suzie, put that phone down this instant!"
"But grandma, I was just calendaring! Your birthday is coming up, and I didn't want to forget."
"But grandma, I was just calendaring! Your birthday is coming up, and I didn't want to forget."
by Marc IRL December 10, 2011