Thrum, v. i. [CF. Icel. �ruma to rattle, to thunder, and E. drum.] 1. To play rudely or monotonously on a stringed instrument with the fingers; to strum.
2. Hence, to make a monotonous drumming noise; as, to thrum on a table.
Webster's Dictionary 1913
Thrum, v. i. [CF. Icel. �ruma to rattle, to thunder, and E. drum.] 1. To play rudely or monotonously on a stringed instrument with the fingers; to strum.
2. Hence, to make a monotonous drumming noise; as, to thrum on a table.