noun Also nose dive.
verb (used without object), nose·dived or nose·dove, nose·dived, nose·div·ing. Also nose-dive.
Examples from the Web for nosedive
Back in the 2011 season, the Colombian crop took a nosedive, dropping from 12 million bags to 7.6 million.
Much the same as the rest of the world, the music industry took a nosedive in 2008.Sandi Thom On How To Make It As A Female Rock Star|Sandi Thom|April 9, 2014|DAILY BEAST
We have never seen a nosedive this dramatic in the recent history of this country.
But the plan misfired, and when Laura found herself on her own at college, her high-flying life went into a nosedive.Laura Johnson, London’s Poor Little Rich Rioter, Awaits Sentencing|Peter Popham|April 30, 2012|DAILY BEAST
Perry had multiple problems beyond immigration when he began to nosedive in the polls.Newt Gingrich Doubles Down in Defending Stance on Illegal Immigration|Howard Kurtz|November 24, 2011|DAILY BEAST