A big, bright orange and black butterfly with a greenish body, Argynnis aglaja, of the family Nymphalidae

plural of dark green fritillary

present participle of double dare

A large dart used in the playing of certain lawn games. / (humorous, derisive) Any of various makes and models of airplane that have gained a reputation for crashing.

Alternative form of darken someone's door

(idiomatic) To arrive at someone's residence or location, especially as an unexpected visitor.

Obsolete spelling of dark lantern

(mineralogy) A monoclinic-prismatic colorless mineral containing hydrogen, nitrogen, oxygen, sodium, and sulfur.

(mineralogy) A hexagonal-dihexagonal dipyramidal mineral containing lithium, manganese, oxygen, potassium, silicon, sodium, and zirconium.

(informal) The wee hours.