ボキボキ Also written ぽきぽき, ポキポキ, ぼきぼき Meanings Adverb cracking sound (e.g. cracking one's knuckles); crunching sound Example sentences 指の関節をポキポキ鳴らすのはやめろ。Stop cracking your knuckles. Word lists Onomatopoeia Jinuma: Japanese Dictionary · Word lists