- a substance, as a liquid or gas, that is capable of flowing and that changes its shape at a steady rate when acted upon by a force tending to change its shape.
- pertaining to a substance that easily changes its shape; capable of flowing.
- consisting of or pertaining to fluids.
- changing readily; shifting; not fixed, stable, or rigid: fluid movements.
- convertible into cash: fluid assets.
- a substance, such as a liquid or gas, that can flow, has no fixed shape, and offers little resistance to an external stress
- capable of flowing and easily changing shape
- of, concerned with, or using a fluid or fluids
- constantly changing or apt to change
- smooth in shape or movement; flowing
