'topnotch' definitions:

Definition of 'topnotch'

From: WordNet
adjective
Of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops" [syn: ace, A-one, crack, first-rate, super, tiptop, topnotch, top-notch, tops(p)]