Do you know what a scab is?
I do not
It's someone who works during a strike. The strikers are trying to make a "wound" for the business, so someone who helps the business out is "scabbing" the wound
Do you know what a scab is?
I do not
It's someone who works during a strike. The strikers are trying to make a "wound" for the business, so someone who helps the business out is "scabbing" the wound