Standard

noun

1. a conspicuous object (such as a banner) formerly carried at the top of a pole and used to mark a rallying point especially in battle or to serve as an emblem
2. the basis of value in a monetary system see also gold standard
3. a structure built for or serving as a base or support
4. a shrub or herb grown with an erect main stem so that it forms or resembles a tree
5. a fruit tree grafted on a stock that does not induce dwarfing
6. the upper, large, often lobed petal of a papilionaceous flower (as of a pea or bean plant) : banner sense 6, vexillum sense 3 compare keel entry 2 sense 2b, wing entry 1 sense 2e(2)
7. one of the three inner usually erect and incurved petals of an iris compare fall entry 2 sense 3f
8. a musical composition (such as a song) that has become a part of the standard repertoire
9. a vehicle with a manual transmission : manual
10. a long narrow tapering flag that is personal to an individual or corporation and bears heraldic devices
11. the personal flag of the head of a state or of a member of a royal family
12. an organization flag carried by a mounted or motorized military unit
13. banner sense 1
14. something established by authority, custom, or general consent as a model or example : criterion
15. a level of quality, achievement, performance, etc., that is considered acceptable or desirable
16. see also double standard
17. something set up and established by authority as a rule for the measure of quantity, weight, extent, value, or quality
18. the fineness and legally fixed weight of the metal used in coins