preconcert adjective 1noun 1verb 1forms 3 adjective1 •Occurring before or in preparation for a concertMr. Goebbels’s typically voracious settings represent, as one performer said in a preconcert discussion, “the accretions of centuries.” — 2009 noun1 •Something concerted or arranged beforehand; a previous agreement. verb1 •To concert or arrange beforehand; to settle by previous agreement. formspreconcerted · preconcerting · preconcerts