#1 scour v. examine minutely; "The police scoured the country for the fugitive". wn
#2 scour v. [scrub] clean with hard rubbing; "She scrubbed his back". wn
#3 scour n. a place that is scoured (especially by running water). wn
#4 scour v. [abrade] rub hard or scrub; "scour the counter tops". wn
#5 scour v. [flush, purge] rinse, clean, or empty with a liquid; "flush the wound with antibiotics"; "purge the old gas tank". wn
vizzz