WordNet sense 1 (a series of stamps operated in one mortar for crushing ores):

stamp battery

WordNet sense 2 (a device that produces electricity; may have several primary or secondary cells arranged in parallel or series):

electric battery

WordNet sense 3 (the heavy fire of artillery to saturate an area rather than hit a specific target):

barrage, bombardment, shelling, barrage fire

WordNet sense 4 (an assault in which the assailant makes physical contact):

assault and battery