Thrum — Defs

01 n. One of the ends of weaver's threads; hence, any soft, short threads or tufts resembling these.

1.
One of the ends of weaver's threads; hence, any soft, short threads or tufts resembling these.
2.
Any coarse yarn; an unraveled strand of rope.
3.
A threadlike part of a flower; a stamen.(Bot.)
4.
A shove out of place; a small displacement or fault along a seam.(Mining)
5.
A mat made of canvas and tufts of yarn.(Naut.)

Phrases & compounds

Thrum cap — a knitted cap.

Thrum hat — a hat made of coarse woolen cloth.

02 v. t. To furnish with thrums; to insert tufts in; to fringe.

imp. & p. p. Thrummed; p. pr. & vb. n. Thrumming

1.
To furnish with thrums; to insert tufts in; to fringe.
“Are we born to thrum caps or pick straw?” — Quarles.
2.
To insert short pieces of rope-yarn or spun yarn in; as, to thrum a piece of canvas, or a mat, thus making a rough or tufted surface.(Naut.)

03 v. i. To play rudely or monotonously on a stringed instrument with the fingers; to strum.

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.

04 v. t. To play, as a stringed instrument, in a rude or monotonous manner.