[maf.fick] vi [back-formation fr. Mafeking Night, English celebration of the lifting of the siege of Mafeking, So. Africa, May 17, 1900] (1900): to celebrate with boisterous rejoicing and hilarious behavior
MAFFICK
Meaning of MAFFICK in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012