fluff (1), flew, flough

[Onomatopoetic.] A puff of wind "I'm sure an ye warn a a fish or something war, ye could never a' keep it ae fluff o' breath in the body o' ye in aneath the loch."-St. Patrick, iii. 31. Fluff in the pan: (1) The explosion of powder in the lock-pan of a gun without causing the piece to go off; a flash in the pan. (2) Fig.: A failure. fluff-gib, s. A squib. IMG:content-1814.png:[blocks in formation] (1) Condy's fluid : [ Vide PERMANGANATE OF POTASH.] (2) Elastic fluids: Physics: Gases. (3) Electric or Electrical fluid: Elect.: A fluid composed, in the opinion of Sym mer, now generally accepted, of two fluids, the positive and the negative. (ELECTRICITY.] (4) Imponderable fluids : Physics: A name sometimes given to heat, light, magnetism, and electricity. They are mobile and yet, if consisting of matter, are in such a state of tenuity that they po e no perceptible weight. (5) Magnetic fluids: Magnetism: Two fluids a umed to exist. They are called respectively the north or boreal fluid and the south or austral fluid, the former predominating at the North, and the latter at the South pole of the magnet. Sometimes the north fluid is called the Positive, and the south fluid the Negative one. (6) Ponderable fluids : Physics: Those po e ed of weight; as water and carbonic acid gas. fluid-compa , s. Naut.: That in which the card revolves in its bowl floated in water or alcohol. fluid-lens, 8. Optics: A lens in which a liquid is imprisoned between circular gla discs of the required curvatures. Attempts to obtain achromatism have been made by using metallic solutions and other liquids having a higher dispersive power than flint gla . Though several of these liquids appear to given excellent results experimentally, they have never been brought into general use.