1. A day filled with many activities, events, or a high level of movement and action
It was a busy day at the office with back-to-back meetings.
Foi um dia movimentado no escritório com reuniões seguidas.
2. A day characterized by a lot of hustle, bustle, or commotion
The shopping center was very crowded; it was a busy day for retailers.
O shopping estava muito cheio; foi um dia movimentado para os lojistas.