GalleyLag or LollyGag?

[HarleyDog]

(08-31-2018, 09:31 PM)SunsetBengal Wrote: My Uncle, who served in the Navy in the Korean war, used to call my cousins Galley Lags when they would dally at doing their assigned chores.

I figured it had to be a Navy term. Kind of a vise-versa. Clever to say the least. He must have had Navy friends and it rubbed off I'm thinking, or his father might have been in the Navy and grew up with it.