ETYMOLOGY
from soiled (defiled) + dove (gentle, innocent, or loving woman)
EXAMPLE
“…In “A Daughter of Eve,” Mr. Hain Friswell, who is favourably known as a producer of light literature, introduces, by way of arousing a sensation, a young lady, whom he euphemistically styles “a soiled dove.” It is impossible to regard modern society without acknowledging the abundant existence of such persons…”
From: Dublin University Magazine
A Literary and Political Journal
January to June 1863
‘Modern Novel and Romance’
Lexicophilia 