What is Jim Roll?
1.
Noun: Particularly bad rolls of dice, a commonly used term when engaged in table-top gaming (and/or gambling).
Named as such for the famously bad rolls of 'Jim'.
"I hit him with two quickened, empowered magic missiles."
(rolls 10d4, gets 10 '1's)
"Oh crimeny, I got a damn Jim Roll. Take... 25 damage."
