Definitions for "Heruka"
a male deity of meditation in higher tantra yoga
( Skt.): Wrathful, male tantric deity or yidam. The masculine principle of skillful means that creates power in situations.
khrag ’thung (Tib). Epithet used for all wrathful deities with consort. The Tibetan term literally means ‘blood drinker’, signifying one who has dried the blood of rebirth and death.