THRUM, n. [Gr. a fragment; to break.] The ends of weaver's threads.

1. Any coarse yarn.

2. Thrums, among gardeners, the thread-like internal bushy parts of flowers; the stamens.

THRUM, v.i. To play coarsely on an instrument with the fingers.

THRUM, v.t. To weave; to know; to twist; to fringe.

1. Among seamen, to insert short pieces of rope-yard or spun yard in a sail or mat.