- any of numerous spiders of the family Argiopidae, characterized by loosely woven, spiraling webs that have support lines radiating outward from the center.
Origin of orb weaver
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for orb weaver
It is not an orb-weaver and runs over its net instead of climbing along the under side of it as many orb-weavers do.
To insects of its own size, the orb-weaver is a hideous, bloodthirsty monster.