adj showy to excess; gaudy; specious; superficial.
2. tinsel ·vt to adorn with tinsel; to deck out with cheap but showy ornaments; to make gaudy.
3. tinsel ·noun something shining and gaudy; something superficially shining and showy, or having a false luster, and more gay than valuable.
4. tinsel ·noun a shining material used for ornamental purposes; especially, a very thin, gauzelike cloth with much gold or silver woven into it; also, very thin metal overlaid with a thin coating of gold or silver, brass foil, or the like.