reed Definition

1a. bot.
Any of a group of grasses that grow in shallow water by the margins of streams, lakes and ponds;
1b. A stalk of one of these plants used to make thatched roofs, furniture and fencing.
2. A thin piece of cane or metal in certain musical instruments which vibrates and makes a sound when air passes over it.
3. A wind instrument or organ pipe with reeds.
4. A comb-like device on a loom for spacing the threads of the warp evenly and putting the weft into position.