nosedive

UK: /ˈnəʊzdaɪv/ US: /ˈnoʊzˌdaɪv/ ,(nōz′dīv′)

Inflections of 'nosedive' (v): (⇒ conjugate)

nosedives

v 3rd person singular

nosediving

v pres p

nosedived

v past

nosedove

v past

nosedived

v past p

WordReference Random House Learner's Dictionary of American English © 2026

nose•dive /ˈnoʊzˌdaɪv/   n., v., -dived or -dove, -dived, -div•ing. 
n. Also, ˈnose ˌdive. [countable]

1. Aeronautics a fast downward motion of an aircraft with the forward part pointing downward.
2. a sudden sharp drop or rapid decline:
   Stock prices took a nosedive.

v. [no object] Also, ˈnose-ˌdive. 

3. to go into a nosedive:
   Stocks nosedived for the fifth week in a row.

WordReference Random House Unabridged Dictionary of American English © 2026

nose•dive  (nōz′dīv′), n., v., -dived or -dove, -dived, -div•ing. 
n. Also, nose′ dive′. 

1. Aeronautics a plunge of an aircraft with the forward part pointing downward.
2. a sudden sharp drop or rapid decline:
   a time when market values were in a nosedive.

v.i. Also, nose′-dive′.  

3. to go into a nosedive:
   a warning that prices might nosedive.

• nose + dive 1910–15

Collins Concise English Dictionary © HarperCollins Publishers::

nose dive noun

1. a sudden plunge with the nose or front pointing downwards, esp of an aircraft
2. a sudden drop or sharp decline: prices took a nose dive

verb nose-dive

1. to perform or cause to perform a nose dive