noun
Refers to a luxurious or extravagant state, often implying excess or indulgence.
彼の生活はおごりの極みだ。
His lifestyle is the height of luxury.
おごりを慎むべきだ。
You should refrain from extravagance.
noun
treat (at someone else's expense)
Used when someone pays for another person's meal, drink, etc., as a treat.
今日は私のおごりです。
It's my treat today.
先輩におごりでランチをごちそうになった。
My senior treated me to lunch.