1. Not firmly or solidly positioned
   "an unfirm stance"
   - unsteady 
2. (of soil) unstable
   "unfirm earth"
   - shifting

See also: loose, unfixed

• Motown
• Motrin
• Mott
• motte
• mottle
• mottled
• mottling
• motto
• moue
• moufflon
• mouflon
• moujik
• Moukden
• mould
• mouldable
• mouldboard
• mouldboard plough
• moulded
• moulder
• mouldiness
• moulding
• mouldy
• moulin
• Moulmein
• moult