Pronunciation: "in-di-'sI-siv Function: adjective 1 : not decisive : INCONCLUSIVE 2 : marked by or prone to indecision : IRRESOLUTE 3 : not clearly marked out : INDEFINITE - in·de·ci·sive·ly adverb - in·de·ci·sive·ness noun yeah, I guess I'm not feeling indecisive. .. Im going to amsterdamn tonight. to do an old wednesday routine with the BFFL. :]