top-grade

English edit

top-grade (not comparable)

Of the highest quality.
- 1960 September, “The Select Committee on Nationalised Industries examines British Railways”, in Trains Illustrated, page 524:
  The principles are that decisions on matters of public interest may not be taken at a Regional level; that inter-Regional working implies a high degree of standardisation of stock and operation; and that the work of top-grade technical staff should be available at B.T.C. level for all Regions.