ＬＤＫ LinksSentence search for ＬＤＫSentence search for エル・ディー・ケーEdit in JMdict Noun1. combined living room, dining room and kitchenAbbreviation, See also リビングダイニングキッチン, usu. with room count, e.g. 3LDK Discussions Log in to talk about this word.