A showy trifle, a toy; a showy trinket, ornament or decoration.
“I am not of the neighbourhood,” said Mallow, calmly, “but the matter is irrelevant. I have had the honour to send you a little gift yesterday ——” [¶] The tech-man’s nose lifted. “I received it. An interesting gewgaw. I may have use for it on occasion.” [¶] I have other and more interesting gifts. Quite out of the gewgaw stage.”