thrum

/θrʌm/
noun
  1. A continuous, low, rhythmic sound, often from a machine or instrument.
    • The thrum of the refrigerator was the only sound in the kitchen.
    • The steady thrum of the bass guitar filled the concert hall.
    • We could hear the thrum of the airplane engines as it flew overhead.
verb
  1. To make a continuous, low, rhythmic sound, like the sound of a machine or a musical instrument being played softly.
    • The rain on the roof made a steady thrum that helped me fall asleep.
    • The engine of the old car began to thrum as it idled in the driveway.
    • I could hear the guitar thrum softly from the other room.
  2. To play a stringed instrument (like a guitar) in a casual, rhythmic way, often by brushing the strings with the fingers.
    • She sat on the porch and began to thrum her ukulele.
    • The musician started to thrum a gentle melody on the harp.
    • He would thrum the strings of his banjo while telling stories.
What does "thrum" mean? | whatsthatwordmean | whatsthatwordmean