カチカチ

かちかち
adverb, na-adjective, onomatopoeia
clicking; hard; stiff
descriptiveonomatopoeia
1. clicking sound
The sound of hard objects repeatedly clicking or tapping against each other.
マウスカチカチ()
To click the mouse repeatedly.
I can hear the clicking sound of a keyboard.
Heels are clicking in the hallway.
2. hard; stiff; frozen
Describes something that has become very hard or stiff, often from cold or drying.
The bread became rock hard.
I got stiff from nervousness.
The ice cream I left in the freezer froze rock solid, and I couldn't get the spoon in.

Dual usage

1. SOUND: Hard clicking noise (mouse, keyboard, heels on floor)
2. STATE: Being very hard, stiff, or frozen

Common collocations

Usage

Often written in katakana to emphasize the sound aspect, but hiragana is also common.

Related words

  • ガチガチ: even harder/stiffer (stronger emphasis)
  • コチコチ: stiff (especially from cold or tension)