pigsney

pigsney (n.)(obsolete), late 14c., endearing form of address to a girl or woman, apparently from Middle English pigges eye, literally "pig\\'s eye," with excrescent -n- from min eye, an eye, etc. See OED for explanation of why this might have been felt as a compliment. In a pig\\'s eye! as an adverse retort is recorded from 1872.