団塊 だんかい mass #8,093 Meanings noun mass; lump; clod; clump geology nodule abbreviation baby boom generation (of 1947-1949); babyboomer (born between 1947-1949) Its kanji 団 ダン、トン · かたまり、まる.い group, association 塊 カイ、ケ · かたまり、つちくれ clod, lump, chunk, clot, mass