一声いっせい Noun given name or forename, gender not specified English jmdict 1 noun (common) (futsuumeishi) voice;cry;shout English jmnedict 1 Issei
大喝一声だいかついっせい Noun Irregular English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru yojijukugo shouting in a thunderous voice;blustering out