tough Pronunciation: /tʌf/Translate tough | into French | into German | into Italian Spanish translation of toughadj (-er, -est) 1 a (strong, hard-wearing) [fabric/clothing] resistente, fuerte b [meat] duro 2 [person] a (resilient) fuerte b (aggressive, violent) bravucón 3 a (strict) [boss/teacher] severo; [policy/discipline] duro b [exam/decision] difíciltough in other Oxford dictionaries Definition of tough in the British & World English dictionary Definition of tough in the US English dictionary