flying spaghetti monster

Short definition from Wiktionary

Noun

1. 1
   A bathypelagic species of siphonophore (Bathyphysa conifera), found in the northern Atlantic Ocean and off the coast of Southwestern Africa and California.

Proper noun

1. 1
   A deity consisting of spaghetti and meatballs, the creator of the universe according to the religion of Pastafarianism.