From Longman Dictionary of Contemporary Englishdebutde‧but1 /ˈdeɪbjuː, ˈdeb- $ deɪˈbjuː, dɪ-/ ●○○ noun [countable]FIRSTthe first public appearance of an entertainer, sportsplayer etc or of something new and importantsomebody’s debutHe made his Major League debut as shortstop.film/acting/directorial etc debutHis Broadway debut was ‘The Scarlet Pimpernel’.debut album/CD/single etcTheir debut album was recorded in 1991.debut match/performance etcHe scored in his debut match for the club.
debut• To keep pace with the popularity of skating, Collins is debuting a 15-show winter mini-tour at EastCoastvenues on Wednesday.• The show debuts at 8 p. m. on Feb. 23 and runs through March 3.• The show will debutMonday night at 8 p.m.• She also debuts on the collectors' Website, www. barbie. com.From Longman Business Dictionarydebutde‧but /ˈdeɪbjuː, ˈdebjuːdeɪˈbjuː, dɪ-/ noun [countable]1the first public appearance of a product or service, or the first time that it is available to buyThe new machines will mark the debut of the next generation of memory chips.2FINANCE an occasion when a company ISSUEs (=makes available and sells)shares, bonds etc for the first timeBangkok Land made a notable debut, accounting for about 32% of the exchange’s total trading volume. —debut verb [intransitive, transitive] American EnglishWhen MP3 players first debuted, there was a low take-up by the public.Intel has debuted its latest desktop Pentium D processors, launching the chip family as the 9xx series.