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Noun: crash dive  krash dIv
  1. A rapid descent by a submarine
    "The submarine performed a crash dive to avoid detection"
Verb: crash-dive  krash dIv
  1. (air travel) descend steeply and rapidly
    "The pilot had to crash-dive to avoid enemy fire"

Derived forms: crash-dives, crash-dived, crash-diving, crash dives

Type of: descent, dive, dump, plunge, plunk [informal]

Encyclopedia: Crash dive