Definition of "Tue"

One feels that here the old pagan gods have come into their own again, the ones we acknowledge every day of the week without thinking — Tue, Woden, Thor and Freia; and certainly nature herself has reclaimed what was once a site cleared of vegetation.

1995, Miles Jebb, Suffolk, page 193

I remember this all took place on a Tuesday; the day of the great god 'Tue'. Honestly, that's who it's named after. If you don't believe me, go look it up. I have no idea what it was that Tue did exactly, but I'd say he or she was pretty lucky […]

2008, Adam Corres, Raffles and the Match-Fixing Syndicate, Grosvenor House Publishing, first hardback edition, page 20

"If he can't mention Tue, Woden, Thor and Frig, how is he going to pronounce the days of the week?"

2013, Kate Sedley, The Christmas Wassail (Severn House, Sutton, UK;