hum loudly

Examples (10)

• The old refrigerator started to hum loudly as it struggled to keep cool.
• He would often hum loudly to himself when he was deep in thought.
• The machinery in the factory began to hum loudly before starting up.
• She was so happy that she started to hum loudly a cheerful tune.
• Despite the librarian's glare, the child continued to hum loudly.
• The engine of the car began to hum loudly as we drove up the steep hill.
• Sometimes, when he was nervous, he would unconsciously hum loudly.
• The air conditioner in the old building hums loudly throughout the summer.
• I could hear him humming loudly from the other room, a sign he was busy.
• The electric fan in my bedroom often hums loudly at night.