gust vs squall line

gust

noun
  • A strong, abrupt rush of wind. 

  • Intellectual taste; fancy. 

  • Any rush or outburst (of water, emotion, etc.). 

  • Relish, enjoyment, appreciation. 

verb
  • To blow in gusts. 

squall line

noun
  • A line of thunderstorms, hundreds of miles long, with squalls at the advancing edge. 

How often have the words gust and squall line occurred in a corpus of books? (source: Google Ngram Viewer )