explosive charge exp·lo·si·vecharge uncommon noun 1. a quantity of explosive to be set off at one time “this cartridge has a powder charge of 50 grains” Synonymschargebursterbursting chargeexplosive charge Related words Word family burstcharge Broader terms explosive Narrower terms shotunderchargerocket fuel WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.