To make a low, continuous humming sound. The bees buzzed around the garden, collecting nectar from the flowers.
To move quickly and busily. She buzzed around the kitchen, preparing dinner for her guests.
To call someone on an intercom or phone. He buzzed the receptionist to let her know he had arrived for his appointment.
To be filled with excitement or activity. The office was buzzing with news of the company's latest success.
To fly an aircraft low over (a place or person), often as a show of bravado or for intimidation. The fighter jet buzzed the control tower.
To cut (hair) very short with electric clippers. He buzzed his hair for the summer.