Snufkin is a character in the Moomin series of books authored by Swedish-speaking Finn Tove Jansson, appearing in six of the nine books; his first appearance is in the second book, Comet in Moominland. Pulling a snufkin refers to leaving for a long period of time without any contact often with no prior informing. This is something snufkin does when he leaves for the winter which is very common in the moomin universe.
by dogberry.com September 7, 2022