Definition of vespasienne in US English:

vespasienne

noun

  • In France: a public urinal.

Origin

Mid 19th century. From French vespasienne carriage serving as a portable toilet, public urinal from the name of Titus Flavius Vespasianus, Roman Emperor, 69–79, who introduced a tax on the collection of urine (used e.g. in dyeing fabric).

Pronunciation

vespasienne

/ˌvɛspɑːzɪˈɛn/