ALL meanings of ignis fatuus
ig·nis fat·u·us
I i - noun plural ignis fatuus Also called friar's lantern, will-o'-the-wisp. a flitting phosphorescent light seen at night, chiefly over marshy ground, and believed to be due to spontaneous combustion of gas from decomposed organic matter. 1
- noun plural ignis fatuus something deluding or misleading. 1
- noun ignis fatuus jack-o'-lantern (sense 1) 0
- noun ignis fatuus a deceptive hope, goal, or influence; delusion 0
- noun ignis fatuus A will o' the wisp. 0
- noun ignis fatuus (figuratively) A delusion, a false hope. 0