noun, na-adjective
Colloquial term for a rude attitude or a person who is habitually rude and ill-mannered. Often used in casual speech to criticize someone's behavior or character.
あいつはがらっぱちで、すぐに怒鳴るんだ。
That guy is so rude; he yells at people right away.
がらっぱちな態
Stop that rude attitude.