(~s)
1.
If someone wakes up with a ~, they feel sick and have a headache because they have drunk a lot of alcohol the night before.
N-COUNT
2.
Something that is a ~ from the past is an idea or way of behaving which people used to have in the past but which people no longer generally have.
As a ~ from rationing, they mixed butter and margarine.
N-COUNT: with supp, usu N from n