|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|a chattering or flighty, light-headed person.|
|1.||a substance, such as a liquid or gas, that can flow, has no fixed shape, and offers little resistance to an external stress|
|2.||capable of flowing and easily changing shape|
|3.||of, concerned with, or using a fluid or fluids|
|4.||constantly changing or apt to change|
|5.||smooth in shape or movement; flowing|
|[C15: from Latin fluidus, from fluere to flow]|
fluid flu·id (fl&oomacr;'ĭd)
An amorphous substance whose molecules move freely past one another; a liquid or gas. adj.
Of or characteristic of a fluid.