A person who has lost the ability to reason, be courteous to those around them, perform shopping tasks in a timely manner, share aisles of stores with others, wash themselves or their children. The Waltard can be found wandering Walmarts aimlessly.
All I wanted was laundry detergent and I ended up being at the Walmart for two hours because the Waltards trapped me in an aisle with their carts and screaming children.
When some resigns or retires from a job, they are on "eternity leave". This can also refer to someone who has passed away, especially someone who worked somewhere for a long time, retired/resigned, then passed away later.
Oh I'm sorry, you didn't know that Kelly is on eternity leave? She resigned and moved to Hawaii!
With regrets I would like to inform you that my boss is officially on eternity leave. I will never see or hear them again. Ever.
The hypothetical man (often a sinistercharacter who decided not to go to boot camp) that is doing your girlfriend/wife while you are on deployment overseas.
Ain't no use in goin home,
Jody's got your girl and gone.
Ain't no use in goin back,
Jody's got your Cadillac,
Ain't no use in feeling blue,
Jody's took your checkbook too.