To cry "hollo"

A contemporary dialect of the Dutch language. / A regional dialect of Middle Dutch.

plural of holla back

plural of hollow rail

A blue butterfly, Celastrina argiolus, of the family Lycaenidae.

plural of holly blue

(of a fictional character) good-looking passed off as ugly; ugly by Hollywood standards

(mineralogy) A monoclinic-prismatic white mineral containing aluminum, barium, iron, lead, manganese, oxygen, silicon, and sodium.

(idiomatic) A moment of great drama or sentimentality, suggesting the climax of a film.

(archaic) Of Holland; Dutch.