finingal 

To win

I have to finingal this game

finingal by GargantuanPenis June 8, 2024

Finningaling 

To form one's hand in a cupping shape and get frisky with another's head by rapidly moving one's fingers about.

I got so drunk at the bar, I started finningalings someone's hair.

Finningaling by Hair play January 7, 2019