Definition of top-hole in English:

top-hole

adjective

British
informal, dated
  • Excellent; first-rate.

    • ‘When he made that announcement, the prime minister presumably did not mean that the official would continue to do his first-class job until Wednesday evening, whereupon he would draft a truly top-hole letter of resignation.’
    excellent, wonderful, marvellous, magnificent, superb, splendid, glorious, sublime, lovely, delightful, first-class, first-rate, outstanding
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Pronunciation

top-hole

/ˈtäp ˌhōl/