overflowing with emotion; a lump in one's throat
Describes a state where one's chest feels full of strong emotion, often joy, gratitude, or sadness, making it hard to speak. Frequently used in the phrase 胸がいっぱいになる.
See also: 胸がいっぱいになる
At the graduation ceremony, I was so overwhelmed with emotion that I couldn't speak.
My heart was full from his kindness.
noun which may take the genitive case particle 'no'
chest full of; lungs full of
Literal or physical sense: having one's chest or lungs filled with something, such as air, smoke, or a sensation. Less common than the emotional sense.
He took a deep breath, filling his lungs with air.