| n. | 1. | |
| 1. | (Bot.) A thorny tree or shrub of the genus Lawsonia (Lawsonia alba). The fragrant white blossoms are used by the Buddhists in religious ceremonies. The powdered leaves furnish a red coloring matter used in the East to stain the nails and fingers, the manes of horses, etc. | |
| 2. | (Com.) The leaves of the henna plant, or a preparation or dyestuff made from them. |
| Noun | 1. | henna - a reddish brown dye used especially on hair |
| Verb | 1. | henna - apply henna to one's hair; "She hennas her hair every month" |