Irish wristwatch

urbandictionary.com

1.
One of the many words in the english language that you can not say without sounding like an idiot.
'Dude! Try and say Irish Rishwatsh!' 'Whaaat?' 'Irish... Wristwatch.. IRISH WRISTWATCH'

- Not too intriguing..

2.
Actually originating in the piedmont of North Carolina, the Irish Wristwatch occurs during anal intercourse. The male, lying on his back, is mounted by the female; she rotates (preferably clockwise) while drinking a bottle of Irish Cream, whether it is Bailey's, O'Mara's, etc.

- A bit better o.O

3.
Sexual act performed by inserting a potato into an orifice (generally a vagina) and twisting your wrist as though you were checking the time on a watch.

- And Bingo was his name.