Dictionary
han•ky-pan•ky
Pronunciation: (hang'kē-pang'kē), [key]—
n. Informal.
1. unethical behavior; deceit:
When the bank teller bought an expensive car and house, they suspected there might be some hanky-panky going on.
2. illicit sexual relations.
Also,han'key-pan'key,han'ky pank".Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.