If you describe something as ~, you mean that it makes you tired so that you want to rest or sleep.
It had been a long and ~ day...
Travelling is ~.
ADJ
If you describe something as ~, you mean that it makes you tired so that you want to rest or sleep.
It had been a long and ~ day...
Travelling is ~.
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012