3.verb(of a computer program) To follow links on the World Wide Web in order to gather information.
"The online dictionary is regularly spidered by search engines."
4.adjectiveInfested by spiders; covered in cobwebs
"Three faces have resolved into place above summer-weight sportcoats and half-Windsors across a polished pine conference table shiny with the spidered light of an Arizona noon. David Foster Wallace, Infinite Jest, pp. 3, 1st Paperback Ed."