Scrub
Part of speech: adjective
Definition: Mean; dirty; contemptible; scrubby.
Part of speech: verb
Definition: 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; as, to scrub a floor, a doorplate. To rub anything hard, especially with a wet brush; to scour; To be diligent and penurious; as, to scrub hard for a living. To call off a scheduled event; to cancel.
Part of speech: noun
Definition: One who labors hard and lives meanly; a mean fellow. One who is a freak or unable to complete easy tasks. A thicket or jungle, often specified by the name of the prevailing plant; as, oak scrub, palmetto scrub, etc. One of the common livestock of a region of no particular breed or not of pure breed, esp. 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 who is no longer new to a game but still exhibits novice tendencies. One not on the first team of players, a substitute. An instance of scrubbing. A cancellation. A worn-out brush. One who scrubs. Clothing worn while performing surgery.
Example sentence: Did you know you're supposed to soap and scrub for as long as it takes to sing 'Happy Birthday' twice?
Unimproved
Part of speech: adjective
Definition: Not improved