n. & v.
n. (pl. -oes) 1 a disc or circle of light shown surrounding the head of a sacred person. 2 the glory associated with an idealized person etc. 3 a circle of white or coloured light round a luminous body, esp. the sun or moon. 4 a circle or ring.
v.tr. (-oes, -oed) surround with a halo.
[ med.L f. L f. Gk halos threshing-floor, disc of the sun or moon ]