頭ごなしあたまくだし

also: あたまごなし

Meanings

unsparingly; without listening; without giving a chance to explain

Used adverbially, often with verbs like 叱る (scold) or 否定する (deny), to describe an action done without hearing the other person out. The more common form is 頭ごなし (あたまごなし).

See also: 頭ごなし

彼かれは私わたしの言いい分ぶんを聞きかずに、頭あたまごなしに叱しかった。
He scolded me unsparingly without listening to what I had to say.
頭あたまごなしに否ひ定ていするのはよくない。
It's not good to deny something without giving the other party a chance to explain.