Search Result for "crash-dive": 
Wordnet 3.0

VERB (1)

1. descend steeply and rapidly;


The Collaborative International Dictionary of English v.0.48:

crash-dive \crash-dive\ v. i. & t. to descend steeply and rapidly; -- of aircraft. [WordNet 1.5]
WordNet (r) 3.0 (2006):

crash-dive v 1: descend steeply and rapidly