Synonyms for Belt (same or very similar meaning)
WordNet sense 1 (a path or strip (as cut by one course of mowing)):
swathWordNet sense 2 (a vigorous blow):
bang, bash, knock, smashWordNet sense 3 (sing loudly and forcefully):
belt outWordNet sense 4 (the act of hitting vigorously):
rap, whack, whangFrom the ODE community, based on WordNetadd/edit