the first or highest set or group in a system of classification
Brit the highest class in the assessment of the results of a university degree examination
the highest class of travel accommodation, e.g. on a train, plane, or ship
(first-class) (used before a noun) relating to or denoting this class of travel
Brit
the highest class in the assessment of the results of a university degree examination
(first-class) (used before a noun) relating to or denoting this type of degree