Definition of "Gloss" :

noun: an outward or token appearance or form that is deliberately misleading

"He tried to give his falsehood the gloss of moral sanction."

noun: the property of being smooth and shiny

noun: an alphabetical list of technical terms in some specialized field of knowledge; usually published as an appendix to a text on that field

noun: an explanation or definition of an obscure word in a text

verb: give a deceptive explanation or excuse for

verb: provide an interlinear translation of a word or phrase

verb: provide interlinear explanations for words or phrases

verb: give a shine or gloss to, usually by rubbing