clamor for (something)
To support or request something vocally or passionately. Many townspeople have clamored for this construction project because they like the idea of not having to drive 10 miles to the nearest grocery store. We decided to bring out the cake early because the kids were clamoring for it.
clamor for someone or something
to raise a great outcry for someone or something. Everyone was clamoring for Mark. They just loved him. The children were clamoring for ice cream.