CHIP ON (ONE’S) SHOULDER, CLAM UP, CLEAN SLATE [WIPE THE SLATE CLEAN]: American English Idioms #41 American English Idioms CHIP ON (ONE’S) SHOULDER, CLAM UP, CLEAN SLATE [WIPE THE SLATE CLEAN]: American English Idioms #41 admin January 14, 2022 CHIP ON (ONE’S) SHOULDER A chip on one’s shoulder is an expression for perceived or imaginary insult,... Read More Read more about CHIP ON (ONE’S) SHOULDER, CLAM UP, CLEAN SLATE [WIPE THE SLATE CLEAN]: American English Idioms #41