Pronunciation: (prop'ur),[key] —adj. 1. adapted or appropriate to the purpose or circumstances; fit; suitable: the proper time to plant strawberries. 2. conforming to established standards of behavior or manners; correct or decorous: a very proper young man. 3. fitting; right: It was only proper to bring a gift. 4. strictly belonging or applicable: the proper place for a stove. 5. belonging or pertaining exclusively or distinctly to a person, thing, or group.
6. strict; accurate.
7. in the strict sense of the word (usually used postpositively): Shellfish do not belong to the fishes proper. Is the school within Boston proper or in the suburbs? 8. Gram. a. (of a name, noun, or adjective) designating a particular person or thing and written in English with an initial capital letter, as Joan, Chicago, Monday, American. b. having the force or function of a proper name: a proper adjective. 9. normal or regular.
10. belonging to oneself or itself; own.
11. Chiefly Brit. Informal.complete or thorough: a proper thrashing. 12. Eccles.used only on a particular day or festival: the proper introit. 13. Heraldry.(of a device) depicted in its natural colors: an oak tree proper. 14. Informal. a. excellent; capital; fine.
b. good-looking or handsome.
15. Math.(of a subset of a set) not equal to the whole set.
16. Archaic.of good character; respectable.
—adv. Informal.thoroughly; completely.
—n. Eccles.a special office or special parts of an office appointed for a particular day or time.