thrum 2 
(thrŭm)
(thrŭm)n.
1.
a. The fringe of warp threads left on a loom after the cloth has been cut off.
b. One of these threads.
2. A loose end, fringe, or tuft of thread or wool.
tr.v. thrummed, thrum·ming, thrums
1. To cover or trim with thrums; fringe.
2. To knit thrums into (mittens, hats, or socks).
[Middle English, from Old English -thrum, ligament (in tungethrum, ligament of the tongue).]
- collateralized debt obligation
- collaterally
- collation
- collator
- colleague
- colleagueship
- collect
- collect
- collectable
- collectanea
- collected
- collectedly
- collectedness
- collectible
- collection
- collective
- collective bargaining
- collective farm
- collectively
- collective mark
- collective memory
- collectiveness
- collective noun
- collective unconscious
- collectivism