petenlair
/ˈpɛtənlɛː/ /ˈpɛtɒnlɛː/Now historical
noun
A jacket reaching down to the waist, fashionable in the 18th cent.
Origin
Mid 18th century; earliest use found in Arthur Murphy (1727–1805), playwright and actor. From French pet-en-l'air jacket stopping above the waist from pet + en in + le, masculine definite article + air.