have a chip on your shoulder (about something)

成語所屬單字chip

have a chip on your shoulder (about something) — 慣用語

1. This idiom means to feel angry or resentful about a past event and become easily

1.慣用語
釋義

心懷怨恨

This idiom means to feel angry or resentful about a past event and become easily offended when it is mentioned.

例句

Sara has a chip on her shoulder about losing the competition.

Diego has a chip on his shoulder regarding his childhood poverty.