from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A member of a princely Arab family claiming direct descent from the prophet Muhammad.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who lays claim to being a direct descendent of the prophet Muhammad.
- n. A family or dynasty that lays claim to being directly descended from the prophet Muhammad.
From Arabic hāšimī, from hašama, to destroy, smash; see hśm in Semitic roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Arabic هاشمي (Hāšimī), from (hašama, "to destroy, smash"). (Wiktionary)