This Doctor Who screencap contains
meriam and meriam.
There might also be
mortar, howitzer, mortar parit, meriam katak, bidang meriam, meriam lapangan, artileri medan, medan meriam, pemusnah pesawat, senjata pemusnah pesawat, kritikan, flack, pom pom, ack ack, ack gun ack, antiaircraft, antiaircraft pistol flak flack, and ack ack meriam.