1A demonstrative adjective meaning 'that kind of' or 'such', placed before a noun to describe something distant from or unfamiliar to both speaker and listener.
あんな場所には二度と行きたくない。
I never want to go to a place like that again.
あんな失敗は二度としたくない。
I don't want to make that kind of mistake ever again.
あんな考え方は、この会社には合わないと思う。
I don't think that kind of way of thinking suits this company.