Learner's definition of RESPONSIBLE
1 — used to describe the person or thing that causes something to happen— usually + for
The technicians found the glitch that was responsible for [=that caused] the computer crash.
Police caught the youths responsible for the vandalism.
Who was responsible for the accident?
She's responsible for most of the improvements here in recent months.
He holds me responsible for [=blames me for] the project's failure.
2 : having the job or duty of dealing with or taking care of something or someone— + for
She is responsible for the company's publicity.
Each child is responsible for his or her own belongings.
The committee is responsible for organizing the dance.
You are responsible for mowing the lawn.
Who was responsible for choosing this location?
Parents are responsible for their own children.
3 [more responsible; most responsible] : able to be trusted to do what is right or to do the things that are expected or required 4 [more responsible; most responsible] : involving important duties, decisions, etc., that you are trusted to do 5 : working under the direction and authority of a particular person— + to
— responsibly/rɪˈspɑːnsəbli/adverb,[more responsibly; most responsibly]