ichidan verb, intransitive verb
roll about laughing; laugh one's head off
Vivid expression for laughing so hard that one loses physical control, often used in casual or narrative contexts.
彼の冗談にみんな笑い転げた。
Everyone rolled about laughing at his joke.
そのコントを見て笑い転げてしまった。
I ended up laughing my head off watching that comedy sketch.