tumpsy
n.— «So it was dismaying to see her trading once more on her tumpsy instead of her brains and her bad, brilliant mouth.» —“Don’t fight gravity. Embrace gravitas” by Janice Turner Times (United Kingdom) Mar. 18, 2006. (source: Double-Tongued Dictionary)
Further reading
Stunt performers in movies have their own jargon for talking about their dangerous work. In New York City, the slang term brick means “cold,” and dumb brick means “really cold.” Plus: the East and Central African tradition...