A downturn. / A rejection. / (hotels) The service of turning down the bedcovers and often leaving chocolates, etc., on the pillow. / A downward pointing extension to a vehicle muffler.

Capable of being turned down, or decreased in intensity. / Made to wear with the upper part turned down.

(mildly derogatory) a foolish person.

(medicine, medical genetics) A particular genetic condition, caused by partially or completely missing an X chromosome (monosomy), that leads to sterility and other issues.

A firefighter's protective clothing.

A tap or faucet that regulates the flow of a fluid. / A person employed to turn on the water for the mains, to regulate the fireplugs, etc. for a water company.

Any of several large, thick, spiral marine shells belonging to Rapa and allied genera, somewhat turnip-shaped.

plural of turnip shell

plural of turnip head

Someone or something that catches the eye, the looks of whom/which causes people to look much.