from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Orderly and neat in appearance or procedure. See Synonyms at neat1.
  • adj. Informal Adequate; satisfactory: a tidy arrangement.
  • adj. Informal Substantial; considerable: a tidy sum.
  • transitive v. To put in order: tidied up the house.
  • intransitive v. To make things tidy: tidied up after dinner.
  • n. A decorative protective covering for the arms or headrest of a chair.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Arranged neatly and in order.
  • adj. Not messy; neat and controlled.
  • adj. Generous, considerable.
  • v. To make tidy; to neaten.
  • interj. Expression of positive agreement, usually in reply to a question.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Being in proper time; timely; seasonable; favorable.
  • adj. Arranged in good order; orderly; appropriate; neat; kept in proper and becoming neatness, or habitually keeping things so.
  • n. The wren; -- called also tiddy.
  • n. A cover, often of tatting, drawn work, or other ornamental work, for the back of a chair, the arms of a sofa, or the like.
  • n. A child's pinafore.
  • intransitive v. To make things tidy.
  • transitive v. To put in proper order; to make neat.

from The Century Dictionary and Cyclopedia

  • Seasonable; opportune; favorable; fit; suitable.
  • Brave; smart; skilful; fine; good.
  • Appropriate or suitable as regards order, arrangement, occasion, circumstances, or the like; becomingly or neatly arrayed or arranged; kept in good order; neat; trim: as, a tidy dress; a tidy and well-furnished apartment.
  • Of neat and orderly habits; disposed to be neat and orderly: as, a tidy person.
  • Moderately or fairly large, great, or important; considerable; respectable; pretty: as, a tidy sum of money.
  • Satisfactory; comfortable; fairly good or well: as, How are you to-day? Tidy.
  • n. A more or less ornamental covering for the back of a chair, the arms of a sofa, or the like, to keep them from becoming soiled.
  • n. A pinafore or apron.
  • To make neat; put in good order: often followed by up: as, to tidy or to tidy up a room.
  • To arrange, dispose, or put things, as dress, furniture, etc., in good or proper order: often with up.
  • n. A small singing bird, perhaps the wren.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. large in amount or extent or degree
  • adj. marked by order and cleanliness in appearance or habits
  • n. receptacle that holds odds and ends (as sewing materials)
  • adj. (of hair) neat and tidy
  • v. put (things or places) in order


Middle English tidi, in season, healthy, from tide, time; see tide1.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From tide (“time”) +‎ -y, originally meaning “timely, seasonable, opportune”. (Wiktionary)



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