/ ˈkɒbweb; NAmE ˈkɑːb-/ noun
a fine net of threads made by a spider to catch insects; a single thread of this net (usually used when it is old and covered with dirt) :
Thick cobwebs hung in the dusty corners.
He brushed a cobweb out of his hair.
—see also web , spider's web
► cob·webbed / ˈkɒbwebd; NAmE ˈkɑːb-/ adjective :
cobwebbed corners
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IDIOMS
- blow / clear the cobwebs away
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WORD ORIGIN
Middle English coppeweb , copweb , from obsolete coppe spider + web .