Rotating image of human brain, illustrating the lateral sulcus in the brain. The term sulcus (pl. sulci) is a general descriptive term for a furrow or fissure.
Halo may refer to: 1  Halo (religious iconography), a glow or ring of light around a head or person in art. 2  Halo (series), video game franchise.
Freebase(0.00 / 0 votes)Rate this definition: Halo-halo is a popular Filipino dessert that is a mixture of shaved ice and evaporated milk to which are added various boiled sweet beans and fruits, and served in a tall glass or bowl.