We found one dictionary that defines the word get on sb's case:

General (1 matching dictionary)

1. get on sb's case: Cambridge Advanced Learner's Dictionary

▸ Words similar to get on sb's case ▸ Usage examples for get on sb's case ▸ Idioms related to get on sb's case ▸ Wikipedia articles (New!) ▸ Words that often appear near get on sb's case ▸ Rhymes of get on sb's case ▸ Invented words related to get on sb's case