not have a (kind of) bone in (one's) body

not have a (kind of) bone in (one's) body

To not have any amount of some negative characteristic or attribute. She started screaming at you for your mistake? Wow, I thought she didn't have a mean bone in her body. There's no way he lied to you—he doesn't have a dishonest bone in his body.
See also: body, bone, have, not
Farlex Dictionary of Idioms.

not a — bone in your body

not the slightest trace of the specified quality.
1999 Scott Turow Personal Injuries I mean, I like Betty. Not a mean bone in her body.
See also: body, bone, not
Farlex Partner Idioms Dictionary

not have a...bone in your body

have none of the quality mentioned: She was honest and hard-working, and didn’t have an unkind bone in her body.
See also: body, have, not
Farlex Partner Idioms Dictionary
See also:
  • appear to
  • a hidden agenda
  • a change of heart
  • a mystery to (one)
  • be in low spirits
  • a turn of phrase
  • able to do
  • able to do it
  • a shoulder to cry on
  • a piece/slice of the action