From Longman Dictionary of Contemporary Englishtop-classˌtop-ˈclass adjective BESTof very good quality or a very high standard a top-class athlete a top-class restaurant
Examples from the Corpus
top-class• The most obvious is that with the addition of one top-class batsman, Warwickshire might well have levered the title from Essex.• Berkeley needed to pay higher salaries to attract top-class faculty.• Sometimes he got like that, fed up with top-class food and top-class poncey people.• A top-class goalkeeper is expected to be both courageous and consistent.• top-class hotels• Vogts can not be accused of running away from top-class opposition.• She realised he could provide her with some top-class partners and she has made the best of them.• Gary Lineker is another top-class striker who clings keenly on to boots he's enjoying a scoring spell with. 