expression, noun-modifying (irregular)
flesh-and-blood; human; warm; compassionate
Idiomatic expression used prenominally to describe a person, relationship, or interaction that feels genuinely human, warm, and compassionate, as opposed to cold or mechanical. The literal meaning is 'blood-circulating'.
血の通った温かい対応に感謝します。
I appreciate the warm, human response.
He is a flesh-and-blood person.