Definition of poplolly in US English:

poplolly

noun

rare
  • A mistress.

Origin

Early 19th century; earliest use found in Thomas Creevey (1768–1838), politician. Apparently alteration of either popelot or French populo baby, tot (1490 in Middle French; from poupelin, with expressive alteration of the ending).

Pronunciation

poplolly

/ˈpɒplɒli/