Great God of dices. Usually screws up your dice games by making you roll as bad as possible for countless numbers of turns.
Origins are in the GW game Bloodbowl.

When you eat dirt for the first time and leave your family to build a shack in the woods

An endearing act of intimacy or light petting. When you gently rub your nose against the cheeks of another person, that is called a "nuffle". Also known as an Eskimo Kiss, this is a non-sexual, affectionate gesture that you can do to a lover, or a family member.

A shortened for of the phrase, "Nuff said". Or "Enough Said."

The act of being not full.

Most commonly used at Carnivals or Fairs, or other places with lots of unhealthy food.

takes place during sexual relations, when your partner shoves their index finger up the anus to the first knuckle. Hence nuffle.