Cobweb/ˈkɑːbweb/ Definition 1 of 4Pro Tip 1/2Spiders' Handiwork Emphasize that 'cobweb' refers to structures made by living spiders for catching prey. While cleaning, she found a spider in the midst of its cobweb. Pro Tip 2/2Visual Imagery Use 'cobweb' to vividly describe areas suggesting neglect or age. The basement's abandoned appearance was accentuated by cobwebs in each corner.