What is the meaning of Scrub?

Mean; dirty; contemptible; scrubby.

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

One who is incompetent or unable to complete easy tasks.

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

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.

Vegetation of inferior quality, though sometimes thick and impenetrable, growing in poor soil or in sand; also, brush.

One not on the first team of players; a substitute.

A player who whines when outmatched by other players, sometimes by blaming the game mechanics or even accusing the other players of cheating.

Informal attire or dress code; morning dress

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

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

To be diligent and penurious

To call off a scheduled event; to cancel.

To eliminate or to correct data from a set of records to bring it inline with other similar datasets

To move a recording tape back and forth with a scrubbing motion to produce a scratching sound, or to do so by a similar use of a control on an editing system.

To maneuver the play position on a media editing system by using a scroll bar or touch-based interface.

An instance of scrubbing.

A cancellation.

A worn-out brush.

One who scrubs.

That which scrubs.

An exfoliant for the body.

Clothing worn while performing surgery.

Any medical uniform consisting of a short-sleeved shirt and pants (trousers).

Alternative form of schrub

Source: wiktionary.org