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Noun: nosedive  nowz-dIv
  1. A sudden sharp drop or rapid decline
    "the stock took a nosedive"
  2. A steep nose-down descent by an aircraft
    - dive, nose dive
Verb: nosedive  nowz-dIv
  1. (air travel) plunge nose first; drop with the nose or front first, of aircraft

Derived forms: nosedives, nosediving, nosedived, nose dives

Type of: decline, descent, diminution, dive, plunge, plunk

Encyclopedia: Nosedive