Answer:

pelter

AnswerCrossword Clue
PELTERPound unrelentingly
PELTERParticipant in a snowball fight
PELTERSnowball-fight participant
PELTERFur worker
PELTERThrow things at
PELTERSnowball thrower
PELTERSnowball hurler
PELTERHailstorm, e.g.