n. The net spun by a spider to catch its prey; a spider's web.n. Figuratively, a network of plot or intrigue; an insidious snare; a contrivance for entangling the weak or unwary: as, the cobwebs of the law.n. Something flimsy and easily rent, broken through, or destroyed.n. plural The neglected accumulations of time; old musty rubbish.Made of or resembling cobweb; hence, flimsy; slight.To cover with a filmy net, as of cobweb.To clear of cobwebs.