| 单词 | upper |
| 释义 | upper upper1 /up"euhr/, adj. 1. higher, as in place, position, pitch, or in a scale: the upper stories of a house; the upper register of a singer's voice. 2. superior, as in rank, dignity, or station. 3. (of places) at a higher level, more northerly, or farther from the sea: the upper slopes of a mountain; upper New York State. 4. (often cap.) Stratig. denoting a later division of a period, system, or the like: the Upper Devonian. n. 5. the part of a shoe or boot above the sole, comprising the quarter, vamp, counter, and lining. 6. an upper berth. 7. a gaiter made of cloth. Cf. gaiter (def. 1). 8. Usually, uppers, a. an upper dental plate. b. an upper tooth. 9. Informal. the higher of two bunks or berths. 10. on one's uppers, Informal. reduced to poverty; without sufficient means: They are on their uppers but manage to hide the fact from their friends. [1300-50; ME; see UP (adj.), -ER4] upper2 /up"euhr/, n. Slang. 1. a stimulant drug, esp. an amphetamine. 2. a pleasant or elating experience, person, or situation. [1965-70, Amer.; UP + -ER1] |
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