the latest
1. The newest, most recent, or most current. Stay tuned to our channel for all the latest in celebrity gossip. Biometric sensors, such as for retinas and thumbprints, are the latest in smartphone security.
2. The very last time that is possible or acceptable. I need that report by Monday at the latest. 5 PM is the latest you can arrive if you want any hope of getting a good seat.
the latest
Also, the latest thing. The most recent development, as in fashion or the news. For example, Wearing straw hats to the beach is the latest thing, or Have you heard the latest about the royal family? [Colloquial; late 1800s] Also see the thing.