What is the meaning of liquidity?

noun

• The state in which a substance exhibits a characteristic readiness to flow with little or no tendency to disperse and relatively high incompressibility.
  • synonyms: liquid, liquidness, liquid state
• The property of flowing easily.
  • usage: "adding lead makes the alloy easier to cast because the melting point is reduced and the fluidity is increased"; "they believe that fluidity increases as the water gets warmer"
  • synonyms: fluidity, fluidness, liquidness, runniness
• Being in cash or easily convertible to cash; debt paying ability. .