may pertain to the likeliness to, or appearance of particular crotch hair from a Norse god (Odin).
Bro 1 - "Dude... I just saw Two Girls One Cup playing on my dad's laptop..."
Bro 2 - "That's more gnarly than Oden's Pubes, bro."
"Oden's Pubes! I have to give a presentation about gonorrhea in the workplace to my boss by Wednesday."
"Oden's Pubes! This soup taste's like watered-down skeet."