さくっ

さくっ, サクッsaku

adverb

  1. with a crunching or grinding sound
  2. quickly
  3. promptly
  4. abruptly
  5. simply
  6. efficiently
  7. crispily
  8. crunchily

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences