To let go or get rid of as being useless or defective, for example.
The two women adjourned to the front porch to cut green beans and shuck corn.
"I've got to go wash my hands and shuck this coat," she said.
In Cambridgeshire and on the Norfolk coast it is known as Shuck or Shock.
To spend half an hour in conversation with him is something akin to trying to shuck an oyster.
shuck off moral responsibility.