1. Not having enough cash, or not easily converted into cash 
2. (of a market) having a low activity volume

Encyclopedia: Illiquid

• mortgage-backed security
• mortgaged
• mortgagee
• mortgager
• mortgagor
• mortice
• mortician
• mortification
• mortified
• mortify
• mortifying
• Mortimer
• mortise
• mortise joint
• mortise-and-tenon joint
• mortmain
• Morton
• mortuary
• morula
• Morus
• Morus alba
• Morus nigra
• Morus rubra
• mosaic
• mosaic culture