What is Bum Call?
1.
A bum call is caused by accidentally sitting on your mobile phone without realising it. it takes beteween 5 to 30 minutes to hear that your Buttoks have somehow pressed exactly the right combination of buttons to get onto the phonebook setting and call a friend who you've never actually called before.
"Hello"
*Rustle rustle*
"Hello?"
*Rustle shift rustle*
"Crap another bum call"
*Fart muffled voice rustle*
"HELLO!... retard"
See
2.
when your butt accidently dials a number
jane: "hello?"
phone:"............"
jane:"dude it's a bum call!"
See