[…] “His wife was a roundheels anyway—”
“Darling.” She took him by the braid-edged lapels. “Won’t you watch your language a little for the duration? I know Grannie’s horrified sometimes.”
“Grannie wouldn’t know what a roundheels means,” Bruno said hoarsely.
Source: wiktionary
But now she ignored the display, nodded attentively, and tried to sound smart but not too smart, agreeable but not a total pushover, and—when Emilio flirted—appropriately slutty but not a complete roundheels.
Source: wiktionary
“Ah, that’d be Roundheels Molly?” said Corporal Scallot, looking up and grinning. “She’s sent many a lad on his way rejoicing.”
Source: wiktionary