Noun. An annoyingly long period of time that robs one of pleasure and social interaction.
I missed the train and had to wait a wifetime for the next one.
A word making fun of "Lifetime TV"
(In a respectful way)
Hey Joe, Your wife has been absent from class.
Yes, Beavis, She's watching Wifetime TV. and she's hooked!
Her favourite show is Reba.