I used think being mugged was when someone knocked you out by hitting you with a cup, then stealing your money.
A childhood belief about criminals

others believed things like this
- I used to believe that the term "being mugged" meant someone beat someone else with a coffee mug.— Matt Thiel
- My 5-year old cousin used to believe the garbagemen were stealing their trash.Anon
- I thought Santa was going to be sent to jail for stealing gifts from Toys R Us.— Sandy
- I used to believe that when people were knocked out, they were dead.Anon
- i used to believe the sound from a piano came from the keys hitting a stuff called "sploosh"{wierd, huh?}.— exploding buttox
- I used to think that the tooth fairy puts you in a deep sleep before stealing your tooth/teeth.Anon