verb (used without object), thrummed, thrum·ming. to play on a stringed instrument, as a guitar, by plucking the strings, especially in an idle, monotonous, or unskillful manner; strum. to sound when thrummed on, as a guitar or similar stringed instrument.

What is the word thrum mean?

1 : to sound with a monotonous hum. 2 : to play or pluck a stringed instrument idly : strum. transitive verb. 1 : to play (something, such as a stringed instrument) in an idle or relaxed manner. 2 : to recite tiresomely or monotonously.

Is thrumming a adjective?

Thrumming is a noun.