upper是什么意思（upper的用法）

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一、upper是什么意思

1、upper 上面的，上层的

2、来自up的比较级。

二、upper的用法

1、upper (adj.)

2、c. 1300, originally comparative of up (adj.). Similar formation in Middle Dutch upper, Dutch opper, Low German upper, Norwegian yppare. Upper hand "advantage" is late 15c., perhaps from wrestling (get the over-hand in the same sense is from early 14c.). Upperclassman is recorded from 1871. Upper crust is attested from mid-15c. in reference to the top crust of a loaf of bread, 1836 in reference to society. Upper middle class (adj.) is recorded from 1835. Upper ten thousand (1844) was common mid-19c. for "wealthier and more aristocratic part of a large community;" hence uppertendom.

3、upper (n.)

4、"part of a shoe above the sole," 1789, from upper (adj.). Sense of "stimulant drug" is from 1968, agent noun from up (v.).

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