plural boo-boos
plural boo-boos
Learner's definition of BOO-BOO
[count] informal
1
: a small injury (such as a bruise or scratch)小伤口;轻伤 —
used especially by children or when speaking to children尤用于儿童语言或与儿童的对话 2
: a foolish or careless mistake愚蠢(或粗心)的错误