The act of a man putting his penis between his legs to create the mangina. Except for extreme cases, tuckering is absolutely prohibited on a normal basis. Tuckering is usually only permitted in times of dire need, such as when a butch or sheman is coming on to you in a bar/club.
When a personends up in an unexpected place, such as out of state, on an adventure that ends up working to their advantage. It involves some element of surprise and no notice to anyone else who should have known about the expedition.
Oh yes, he was Tuckering. He's in Kansas buying a boat today. He'll be back to Austin in the morning.