[skruhb] 
verb, scrubbed, scrub⋅bing, noun | 1. | to rub hard with a brush, cloth, etc., or against a rough surface in washing. |
| 2. | to subject to friction; rub. |
| 3. | to remove (dirt, grime, etc.) from something by hard rubbing while washing. |
| 4. | Chemistry. to remove (impurities or undesirable components) from a gas by chemical means, as sulfur dioxide from smokestack gas or carbon dioxide from exhaled air in life-support packs. |
| 5. | to cancel or postpone (a space flight or part of a mission): Ground control scrubbed the spacewalk. |
| 6. | Slang. to do away with; cancel: Scrub your vacation plans—there's work to do! |
| 7. | to cleanse something by hard rubbing. |
| 8. | to cleanse one's hands and arms as a preparation to performing or assisting in surgery (often fol. by up). |
| 9. | an act or instance of scrubbing. |
| 10. | a canceled or postponed space flight, launching, scheduled part of a space mission, etc. |
| 11. | something, as a cosmetic preparation, used for scrubbing. |
| scrub 1 (skrŭb) v. scrubbed, scrub·bing, scrubs v. tr.
To clean or wash something by hard rubbing: Don't forget to scrub behind your ears. n.
scrub upTo wash the hands and arms thoroughly, as before performing or participating in surgery. [Middle English scrobben, to currycomb a horse, from Middle Dutch schrobben, to clean by rubbing, scrape; see sker-1 in Indo-European roots.] scrub'ba·ble adj. |
scrub
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