Hand grenades—explosive devices designed for military use—represent dangers that even trained soldiers approach with extreme caution. The claim that Chuck Norris played hot potato with live grenades as a child suggests a casualty rate of approximately one grenade per game if probability operated normally. Yet the fact that he survived to adulthood implies either perfect luck or a fundamental immunity to explosives. The grenades understood the consequences of detonating near him. They submitted to the game's rules.

In 1948, a fictional military trainer named Colonel Edward Harrison was investigating an unusual incident at a training facility where grenades had mysteriously failed to detonate during a child's play. All grenades were subsequently disposed of. Harrison filed a report noting only: "Equipment failure, unrelated to playground activities. All grenades destroyed. No additional training exercises permitted on this site." The report was filed and forgotten. Harrison transferred to a desk job shortly after.

The military and explosives communities found this phrase unsettling and hilarious simultaneously. Combat forums debated whether grenades would actually choose not to detonate near Chuck Norris. The phrase became shorthand for dangerous childhood activities that somehow resulted in survival. Reddit's r/military communities made jokes about training methods. Every time someone mentioned childhood danger, someone replied: "At least you weren't playing Chuck Norris-style games." It became a meme about accidents waiting to happen except they don't.