noun

1. social position; rank in the community
2. a state of peace and serenity; observance of the law; orderly conduct
3. the sequence or arrangement of things or events; series; succession
4. a fixed or definite plan; system; law of arrangement
5. a group or class of persons set off from others by some trait or quality
6. 1. a group of persons constituting an association formed for some special purpose the Order of Knights Templars
   2. a community of monks, nuns, etc. following a rule the Benedictine order
7. 1. a group of persons distinguished by having received a certain award or citation, as for outstanding service to a state the Order of the Garter
   2. the insignia of such a group
8. a state or condition in which everything is in its right place and functioning properly
9. condition or state in general not in working order
10. a command, direction, or instruction, usually backed by authority
11. a distinctive group; class; kind; sort sentiments of a high order
12. an established method or system, as of conduct or action in meetings, worship, court, etc.
13. 1. a request or commission to make or supply something an order for merchandise or services
    2. the goods so made or supplied to deliver a grocery order
    3. ☆ a single portion of some food, as served in a restaurant an order of cole slaw
14. Archit.
    1. any of several classical styles of structure, determined chiefly by the type of column and entablature
    2. a style of building
15. Biol. a major category in the classification of animals, plants, etc., ranking above a family and below a class: it can include one family or many similar families: the Latinized order names are capitalized but not italicized (Ex.: Fabales, legumes)
16. Finance
    1. written instructions to pay money or surrender property
    2. a formal demand for payment, as by the endorsement and presentment of a negotiable instrument by its specified payee
17. Gram. the arrangement or sequence of elements within a grammatical unit
18. Law a direction or command of a court, judge, public body, etc.
19. Math.
    1. a whole number describing the degree or stage of complexity of an algebraic expression
    2. an established sequence of numbers, letters, events, units, etc.
    3. the number of elements in a given group
    4. the number of rows or columns in a determinant or matrix
20. Theol.
    1. any of the nine ranks or grades of angels
    2. any rank or grade in the Christian clergy
    3. the position of ordained minister, priest, etc.
    4. ordination, as of a minister or priest
    5. holy orders

Etymology: OFr ordre < L ordo (gen. ordinis), straight row, regular series, akin to ordiri, to lay the warp, hence begin, set in order, prob. < IE base *ar-, to join, fit > arm, art

transitive verb

1. to put or keep in order; organize; arrange
2. 1. to instruct to do something; give an order to; command
   2. to command (someone) to go to or from a specified place to order him out of the house
3. to request or direct that (something) be supplied, done, carried out, etc. to order merchandise, to order a hearing
4. Eccles., Archaic to ordain (a priest, etc.)

intransitive verb

1. to give a command
2. to request that something be supplied