touch someone on the raw

touch (one) on the raw

To do or say something (such as mentioning a sensitive topic) that causes one to feel angry, agitated, or self-conscious; to touch a nerve. Primarily heard in UK. I accidentally touched Vanessa on the raw by mentioning her new haircut—apparently, she's really unhappy with it. Your column must have touched the mayor on the raw, because we've been served with a defamation lawsuit from his office. I could tell she was touching Jack on the raw when she brought up his former employer.
See also: on, raw, touch
Farlex Dictionary of Idioms.

touch someone on the raw

upset someone by referring to a subject about which they are extremely sensitive.
See also: on, raw, someone, touch
Farlex Partner Idioms Dictionary
See also:
  • touch (one) on the raw
  • raw
  • catch (one) on the raw
  • catch/touch somebody on the raw
  • draw (oneself) up
  • draw up
  • frost (someone)
  • frosted
  • obno
  • obnoc