Abbreviation of Netflix. A colloquial term referring to the streaming service, its content, or its subscribers.
昨夜ネトフリで新しいドラマを全部見てしまった。
I ended up watching the entire new drama on Netflix last night.
週末はネトフリで映画を探すのが楽しみだ。
I enjoy browsing movies on Netflix over the weekend.
あの作品はネトフリのオリジナルだよ。
That title is a Netflix original.