The story
Because the bar is more likely to slip.
Etymology from Wiktionary, CC BY-SA 4.0.
suicide grip
Today it means: A grip on the bar in which the thumb is on the same side of the bar as the other fingers. Full definition →
Today it means: A grip on the bar in which the thumb is on the same side of the bar as the other fingers. Full definition →
Because the bar is more likely to slip.
Etymology from Wiktionary, CC BY-SA 4.0.