hanky-panky
1. Sexual activity, especially when considered inappropriate or done in secret. It's an open secret in the office that a lot of hanky-panky goes on in the storage facility. I certainly don't want to hear that any of the doctors I'm supervising are partaking in hanky-panky in the on-call room! Why do those two look so disheveled? You don't think there was any hanky-panky going on in the bathroom, do you?
2. Devious, deceitful, or suspicious activity. Regulators suspected some hanky-panky going on between the governor's office and the retail developers. If I find any hanky-panky going on with your record-keeping, I won't hesitate to file charges against you! No, Margaret's one of my longest-tenured employees—she wouldn't be involved in any hanky-panky with petty cash.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.