“Have a chip on one’s shoulders”
MEANING: To have an angry or unpleasant attitude caused by a belief that one has been treated unfairly in the past.
SENTENCE: He has a chip on his shoulder after he did not receive an increment he was expecting.
“Call it a night”
MEANING: To stop what one has been doing, for the remainder of the night
SENTENCE: The rescue operations called it a night after covering their designated areas in search of the missing children.
“Once in a blue moon”
MEANING: Rarely or infrequently
SENTENCE: As a result of excessive poaching, the sight of a wild animal even in the reserved national parks is once in a moon event.