What is "nose dive"

Usage examples of "nose dive".

But if the market takes a nose dive and the contract is assigned, as it was during the night by some astute overseas investor, Lake was obligated to sell his stocks at low prices or obligated to buy stocks with cash he did not have.

I am going to put the thing into a nose dive and let the glider go down itself.

I am going to put the thing into a nose dive and let the glider: go down itself.

I did a nose dive somewhere or other and my head was not as hard as the piece of furniture it smashed into.

Like a child's wooden toy, the bird traced an awkward nose dive and crashed into the water.

The inevitable result would be that both the Hong Kong real estate and stock markets would take a nose dive.