If someone or something is tied up , they are busy or being used, with the result that they are not available for anything else. ( INFORMAL )
He’s tied up with his new book. He’s working hard, you know...
ADJ : v-link ADJ , oft ADJ with/in n
If someone or something is tied up , they are busy or being used, with the result that they are not available for anything else. ( INFORMAL )
He’s tied up with his new book. He’s working hard, you know...
ADJ : v-link ADJ , oft ADJ with/in n
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006