doing as one is told; being at someone's beck and call; yes-man
Usually used critically in patterns such as Xの言いなりになる or Xの言いなりにする, implying passive obedience and lack of independent judgment.
彼はいつも上司の言いなりになっている。
He always does whatever his boss tells him.
親の言いなりに進路を決めたくない。
I don't want to choose my path just because my parents tell me to.
相手を言いなりにしようとする態度が問題だ。
The problem is the attitude of trying to make the other person obey unquestioningly.
He used his power to make his subordinates do whatever he said.
She's always completely under her husband's thumb.