■ verb contemplate one's own success or another's misfortune with smugness or malignant pleasure.
■ noun an act of ~ing.
Derivatives
~er noun
~ing adjective &noun
~ingly adverb
Origin
C16 (in the sense 'give a sideways or furtive look'): of uncertain origin; perh. related to ON glotta 'to grin' and Mid. High Ger. glotzen 'to stare'.