jack-a-lantern

Noun jack-a-lantern has 1 sense

• jack-a-lantern(n = noun.plant) jack-o-lantern, jack-o-lantern fungus, omphalotus illudens - a large poisonous agaric with orange caps and narrow clustered stalks; the gills are luminescent; Array
is a kind of agaric
is a member of genus omphalotus, omphalotus