Eldritch/ˈeldrɪtʃ/ Definition 1 of 1Pro Tip 1/3Literary Flair Often found in literature to create a moody or atmospheric scene, not common in daily conversation. The eldritch fog enshrouded the ancient manor. Pro Tip 2/3Horror Genre Frequently used in horror or supernatural stories to describe unsettling occurrences or beings. An eldritch horror lurked in the depths of the forest. Pro Tip 3/3Vintage Vibe Has an old-fashioned tone; modern writers might use it to evoke a bygone era. The eldritch tales of the sea were from another time.