健けん康こうそのものMeanings1expression, nounthe very picture of health; health itselfUsed to describe someone who looks extremely healthy, often in a lively or robust way. Functions as a noun phrase, often with だ/です.彼かれは健けん康こうそのものだ。He is the very picture of health.あの笑え顔がおは健けん康こうそのものですね。That smile is health itself, isn't it?