giant squid

noun4

1. •
   A large squid of the species Architeuthis dux, which lives at great depths, and of which little is known.
2. •
   Any of other large squid of other families, about which less is known.
3. •
   (informal) Synonym of Kraken (Norse sea monster)
4. •
   (informal) Synonym of Cthulhu (Lovecraftian horror monster)