first class saksaksi - Sanakirja.org (englanti-saksa)

Belonging to the best or top group in a system of classification.
Of, or relating to the most luxurious and expensive class of accommodation on a train, ship, hotel, etc.
Of, or relating to a class of mail to be delivered before second class.
(cricket) Of, or relating to a first class match.
(programming) Of, or relating to a treatment like that for a first-class citizen.

A rank in the Boy Scouts of America, above tenderfoot and second class, that traditionally has required proficiency in scoutcraft skills.

That was a first class restaurant.
We travelled first class to New York.
First class stamps are now more expensive.
Java has no first-class functions, so function objects are usually expressed by an interface with a single method.