nosedive
Longman Dictionary of Contemporary English 5++LDOCE 5++nose·dive1 /ˈnəʊzdaɪv $ ˈnoʊz-/ noun [countable] 1 BLESSa sudden very large fall in the price, value, or condition of something 〔价格、价值或状况的〕急降，猛跌 The pound took a nosedive on the foreign exchange market today. 英镑今天在外汇交易市场上出现暴跌。 The economy went into a nosedive. 经济形势急转直下。2 TTAa sudden steep drop made by a plane with its front end pointing towards the ground 〔飞机的〕垂直俯冲 Everyone screamed as the plane suddenly went into a nosedive. 飞机突然垂直俯冲，大家都尖叫起来。
Examples from the Corpus
nosedive• I was off-balance, falling forward, lurching with giant strides, certain that the next step would end in a nosedive.• The plane suddenly went into a nosedive.• The Cfund, for that one month, took a nosedive.• The world's stock markets crash in the biggest nosedive since 1929.• There is surely a new formula here for those who wish to break out of the global environmental nosedive.took a nosedive• The dollar took a nosedive early in trading today.• The Cfund, for that one month, took a nosedive.nosedive2 verb [intransitive] 1 BLESSif a price, value, or condition of something nosedives, it suddenly goes down or gets much worse 〔价格、价值或状况〕急降，猛跌 SYN plummet Sales have nosedived since January. 自1月份以来销售额骤降。2. TTAif a plane nosedives, it drops suddenly and steeply with its front end pointing towards the ground 〔飞机〕垂直俯冲→ See Verb tableFrom Longman Business Dictionarynosedivenose‧dive /ˈnəʊzdaɪvˈnoʊz-/ verb [intransitive, transitive] if sales, exports, shares etc nosedive, their value or number falls suddenly and by a large amountIn Hong Kong, stocks nosedived in active trading.The corporate banking unit’s profit nosedived 74%, to $20 million. —nosedive noun [countable]The U.S. currency began its nosedive late in the morning.→ See Verb tablenose·dive1 nounnosedive2 verbChineseSyllable
Corpus a price, sudden large fall very the Business in
nosedive
nose‧dive1 /ˈnəʊzdaɪv $ ˈnoʊz-/ 
noun [countable]
1. a sudden very large fall in the price, value, or condition of something:
The pound took a nosedive on the foreign exchange market today.
The economy went into a nosedive.
2. a sudden steep drop made by a plane with its front end pointing towards the ground:
Everyone screamed as the plane suddenly went into a nosedive.
nosedive2 verb [intransitive]
1. if a price, value, or condition of something nosedives, it suddenly goes down or gets much worse
SYN plummet:
Sales have nosedived since January.
2. if a plane nosedives, it drops suddenly and steeply with its front end pointing towards the ground
| I |
noun [countable]1. a sudden very large fall in the price, value, or condition of something:
2. a sudden steep drop made by a plane with its front end pointing towards the ground:
| II |
verb [intransitive]1. if a price, value, or condition of something nosedives, it suddenly goes down or gets much worse
SYN plummet:
2. if a plane nosedives, it drops suddenly and steeply with its front end pointing towards the ground