noun, masculine/feminine/ladʁ/plural: ladres
ladre is masculine or feminine depending on context in French.
miser; leper (person with leprosy)
Anthroponymic. From Latin Lazarus (via the accusative Lazarum), via an intermediate form lazdre after the elision of the second a. The French form had the stress on the first syllable. Doublet of Lazare, which was borrowed.