bashi-tto
A crisp, decisive smacking sound. Can describe a physical hit or metaphorically a bold, decisive statement.
💡A teacher slapping a ruler on the desk to get attention — 'The ruler hit the desk bashi-tto.'
蚊をばしっと叩いた。
I smacked the mosquito bashi-tto.
She ___ swatted the fly with a rolled-up newspaper.
彼女は丸めた新聞紙でハエを○○と叩いた。