tidy

Concise Oxford English Dictionary © 2008 Oxford University Press:
tidy/ˈtʌɪdi/

▶adjective (tidier, tidiest)

• 1 arranged neatly and in order.

  ■ inclined to keep things or one's appearance neat and in order.

  ■ neat and controlled.

• 2 informal (of an amount, especially of money) considerable.

▶noun (pl. tidies)

• 1 (also tidy-up) Brit. an act or spell of tidying.

• 2 a receptacle for holding small objects.

• 3 chiefly US a detachable ornamental cover for a chair back.

▶verb (tidies, tidying, tidied) (often tidy up) make something tidy.

■ (tidy something away) put something away for the sake of tidiness.

– derivatives
tidily adverb,
tidiness noun.

– origin ME (orig. in sense ‘timely, opportune’): from tide + -y1.