i-adjective
egoistic; selfish; self-centered
Colloquial i-adjective derived from エゴ (ego). Used in casual conversation to describe someone who acts only for their own benefit, often with a negative or critical tone.
あの人の行動、ちょっとエゴくない?
Isn't that person's behavior a bit selfish?
エゴい考え方だけど、正直な気持ちだね。
It's a selfish way of thinking, but it's an honest feeling.