Dictionary definition · scrub
noun
- dense vegetation consisting of stunted trees or bushes
- the act of cleaning a surface by rubbing it with a brush and soap and water
verb
- clean with hard rubbing"She scrubbed his back"
- wash thoroughly"surgeons must scrub prior to an operation"
- postpone indefinitely or annul something that was scheduled"Call off the engagement"
adjective
- (of domestic animals) not selectively bred
Source: Open English WordNet (CC BY 4.0).