(Hebrews, or rather Egyptian, ahu, Job 8:11), rendered "meadow" in Genesis 41:2, 18; probably the Cyperus esculentus, a species of rush eaten by cattle, the Nile reed. It also grows in Palestine.

In Exodus 2:3, 5, Isaiah 19:6, it is the rendering of the Hebrew suph_, a word which occurs frequently in connection with _yam; as yam suph, to denote the "Red Sea" (q.v.) or the sea of weeds (as this word is rendered, Jonah 2:5). It denotes some kind of sedge or reed which grows in marshy places. (see PAPER, REED.)

Noah Webster's New International Dictionary of the English Language

1. (v. i.) To hang loose without stiffness; to bend down, as flexible bodies; to be loose, yielding, limp.

2. (v. i.) To droop; to grow spiritless; to lose vigor; to languish; as, the spirits flag; the strength flags.

3. (v. t.) To let droop; to suffer to fall, or let fall, into feebleness; as, to flag the wings.

4. (v. t.) To enervate; to exhaust the vigor or elasticity of.

5. (n.) That which flags or hangs down loosely.

6. (n.) A cloth usually bearing a device or devices and used to indicate nationality, party, etc., or to give or ask information; -- commonly attached to a staff to be waved by the wind; a standard; a banner; an ensign; the colors; as, the national flag; a military or a naval flag.

7. (n.) A group of feathers on the lower part of the legs of certain hawks, owls, etc.

8. (n.) A group of elongated wing feathers in certain hawks.

9. (n.) The bushy tail of a dog, as of a setter.

10. (v. t.) To signal to with a flag; as, to flag a train.

11. (v. t.) To convey, as a message, by means of flag signals; as, to flag an order to troops or vessels at a distance.

12. (n.) An aquatic plant, with long, ensiform leaves, belonging to either of the genera Iris and Acorus.

13. (v. t.) To furnish or deck out with flags.

14. (n.) A flat stone used for paving.

15. (n.) Any hard, evenly stratified sandstone, which splits into layers suitable for flagstones.

16. (v. t.) To lay with flags of flat stones.