- The definition of fluid is a person, thing or situation that moves or changes easily.
- An example of fluid is a ballet dancer with flowing movements, called fluid movements.
- An example of fluid is the cuttlefish's ability to change its' skin color depending on their background, called a fluid color change.
- Fluid is defined as anything that can flow such as a liquid or gas.
An example of a fluid is water.
- that can flow; not solid; able to move and change shape without separating when under pressure
- of a fluid or fluids
- like a fluid; that can change rapidly or easily; not settled or fixed: fluid plans
- marked by or using graceful movements
- available for investment: fluid capital
- available as cash: fluid assets
Origin of fluidMiddle English from Classical Latin fluidus from fluere, to flow: see fluctuate
- any substance that can flow; a gas or, esp., a liquid
- a liquid in the body
A continuous, amorphous substance whose molecules move freely past one another and that has the tendency to assume the shape of its container; a liquid or gas.
- Of, relating to, or characteristic of a fluid.
- Readily reshaped; pliable.
- Smooth and flowing; graceful: the fluid motion of a cat.
- a. Changing or tending to change; variable: a fluid situation fraught with uncertainty.b. Characterized by or allowing social mobility: a fluid society.
- Convertible into cash: fluid assets.
Origin of fluidFrom Middle English flowing from Old French fluide from Latin fluidus from fluere to flow ; see bhleu- in Indo-European roots.
- flu·id′i·ty flu′id·ness