Dictionary

One who labors hard and lives meanly; a mean fellow.

One who is incompetent or unable to complete easy tasks.

Example: What a scrub! Instead of washing the dishes she put the used food on her face!

A thicket or jungle, often specified by the name of the prevailing plant

Example: oak scrub

(stock breeding) One of the common livestock of a region of no particular breed or not of pure breed, especially when inferior in size, etc. Often used to refer to male animals unsuited for breeding.

Mean; dirty; contemptible; scrubby.

An instance of scrubbing.

A cancellation.

A worn-out brush.

One who scrubs.

To rub hard; to wash with rubbing; usually, to rub with a wet brush, or with something coarse or rough, for the purpose of cleaning or brightening

Example: to scrub a floor

To rub anything hard, especially with a wet brush; to scour

To be diligent and penurious

Example: to scrub hard for a living

To call off a scheduled event; to cancel.

Example: Engineers had to scrub the satellite launch due to bad weather.