セカンド Common word LinksSentence search for セカンドEdit in JMdict Noun or verb acting prenominally1. secondNoun2. second base; second basemanBaseballNoun3. second (gear)Noun4. second (time unit)See also セコンドNoun5. second (in boxing, etc.); assistantSports, See also セコンド Discussions Log in to talk about this word.