bareheaded vs raw dog

bareheaded

adv

  • With no covering on the head. 

adj

  • Having no covering on the head. 

raw dog

adv

  • Without a condom; bareback. 

verb

  • To have sex without a condom; to bareback. 

  • To do an activity without protection or intermediary. 

How often have the words bareheaded and raw dog occurred in a corpus of books? (source: Google Ngram Viewer )