noun, noun or participle which takes 'suru'
crying with laughter; laughing so hard one cries
Describes the state of laughing so intensely that tears come out. Often used as a noun or with する.
彼の冗談が面白すぎて、笑い泣きした。
His joke was so funny that I laughed until I cried.
笑い泣きしながら、友達の
I was listening to my friend's story while crying with laughter.