YOU SAID:

I backed up and leaned against the wall laughing my head off

INTO JAPANESE

後ずさりして壁にもたれ 笑い飛ばした

BACK INTO ENGLISH

I stepped back and leaned against the wall and laughed it off

INTO JAPANESE

後ずさりして壁にもたれかかって笑い飛ばした

BACK INTO ENGLISH

I stepped back and leaned against the wall and laughed it off