aba

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A fabric woven of the hair of camels or goats.
2. n. A loose-fitting sleeveless garment made of this fabric, traditionally worn by Arabs.

Century Dictionary and Cyclopedia

1. n. A coarse woolen stuff, woven of goats' or camels' or other hair or wool in Syria, Arabia, and neighboring countries. It is generally striped, sometimes in plain bars of black and white or blue and white, sometimes in more elaborate patterns.
2. n. An outer garment made of the above, very simple in form, worn by the Arabs of the desert. The illustration shows such an aba, made of two breadths of stuff sewed together to make an oblong about four by nine feet. This is then folded at the lines a b, a b, the top edges are sewed together at a c, a c, and armholes are cut at a f, a f. A little simple embroidery in colored wool on the two sides of the breast completes the garment. d e is the seam between the two breadths of stuff, and this is covered by a piece of colored material.
3. n. A garment of similar shape worn in the towns, made of finer material.
4. n. Also spelled abba.
5. n. An altazimuth instrument, designed by Antoine d'Abbadie, for determining latitude on land without the use of an artificial horizon.

Wiktionary

1. n. A light fabric woven of camel hair or goat hair.
2. n. A loose-fitting sleeveless garment of this fabric worn by Bedouins.
3. n. An altazimuth used for astronomy on either land or water.
4. n. A light fabric woven of camel hair or goat hair.
5. n. A loose-fitting sleeveless garment of this fabric worn by Bedouins.
6. n. An altazimuth used for astronomy on either land or water.

WordNet 3.0

1. n. a loose sleeveless outer garment made from aba cloth; worn by Arabs
2. n. a fabric woven from goat hair and camel hair