The story
Partridge says: "Possibly rhyming slang for 'clappers of a bell', 'hell'."
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Very hard or very rapidly. Full definition →
Partridge says: "Possibly rhyming slang for 'clappers of a bell', 'hell'."
Etymology from Wiktionary, CC BY-SA 4.0.