from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Not readily converted into cash: illiquid assets.
- adj. Lacking cash or liquid assets.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. lacking liquidity
from The Century Dictionary and Cyclopedia
- In civil and Scots law, not liquid, clear, or manifest; not ascertained and constituted either by a written obligation or by the decree of a court: said of a debt or a claim.
From il- + liquid. (Wiktionary)