The story
As an extension of the phrase pull someone's leg—now that you've pulled one leg, pull the other one.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Expresses disbelief. Full definition →
As an extension of the phrase pull someone's leg—now that you've pulled one leg, pull the other one.
Etymology from Wiktionary, CC BY-SA 4.0.