noun, noun or participle which takes 'suru', intransitive verb
ramming attack; hurling oneself at
Physical act of charging or throwing one's body against something, often in sports, combat, or accidents.
ラグビーで相手に体当たりする。
In rugby, you tackle the opponent with your body.
車がガードレールに体当たりした。
The car rammed into the guardrail.
noun, noun or participle which takes 'suru', intransitive verb
throwing oneself into; going all out
Figurative use: tackling a task or role with full energy and commitment, as if charging with one's whole body.
彼は新しいプロジェクトに体当たりで取り組んでいる。
He is throwing himself into the new project.
女優は難しい役に体当たりで挑んだ。
The actress tackled the difficult role with everything she had.