Farmer’s Slang & Its Analogues. 1890–1909, rev. 2022.
Popsy-wopsy
subs. phr. (common).—A foolish endearment.
1
1892. Ally Sloper’s Half Holiday, 19 March, 90, 3. Bless me if the little POPSY-WOPSY hasn’t been collecting all the old circus hoops and covering them with her old muslin skirts.
