A superficial luster or shine on a surface. The gloss on the car's paint made it look brand new.
A deceptive appearance or impression. The politician's speech had a gloss of sincerity, but lacked substance.
A brief explanatory note or translation of a difficult or technical expression, usually in the margin or between the lines of a text. The ancient manuscript was filled with glosses to help modern readers understand the text.
A cosmetic product used to give a shiny appearance to the lips. She applied a layer of gloss to her lips before heading out.