胸むね熱あつ

noun

heartwarming; moving; emotionally stirring

Slang abbreviation of 胸が熱くなる, used online to describe something that makes one feel deeply moved or emotional, often in a positive, uplifting way.

See also: 胸が熱くなる

• この話はなし、胸むね熱あつすぎて泣ないた。