#1 scrub v. [scour] clean with hard rubbing; "She scrubbed his back". wn
#2 scrub v. [scrub up] wash thoroughly; "surgeons must scrub prior to an operation". wn
#3 scrub n. [chaparral, bush] dense vegetation consisting of stunted trees or bushes. wn
#4 scrub s. (of domestic animals) not selectively bred. wn
#5 scrub n. [scrubbing, scouring] the act of cleaning a surface by rubbing it with a brush and soap and water. wn
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