Definition of boo-boo noun from the Oxford Advanced American Dictionary

     

    boo-boo

     noun
    noun
     
     
    jump to other results
  1. 1 (informal) a stupid mistake I think I made a boo-boo.
  2. 2 a child's word for a small cut or injury Do you want me to kiss your boo-boo?
See the Oxford Advanced Learner's Dictionary entry: boo-boo