https://www.merriam-webster.com/dictionary/mumblety-peg
MUMBLETY-PEG Definition & Meaning - Merriam-Webster
The meaning of MUMBLETY-PEG is a game in which the players try to flip a knife from various positions so that the blade will stick into the ground.
pegdefinitionmeaningmerriamwebster
https://pmc.ncbi.nlm.nih.gov/articles/PMC4522321/
Mumblety-Peg: a potential cause of flesh wounds and ocular trauma - PMC