boiler suit vs full dress

boiler suit

noun
  • A one-piece suit combining trousers and jacket, worn for heavy or hot manual labour. 

full dress

noun
  • Clothing worn on formal occasions. 

adj
  • Requiring a full-scale operation with attention to every minute detail. 

How often have the words boiler suit and full dress occurred in a corpus of books? (source: Google Ngram Viewer )