Richest meaning : Wealthy: having a lot of money and possessions. Having an intense fatty or sugary flavour. Plentiful, abounding, abundant, fulfilling. Yielding large returns; productive or fertile; fruitful. Composed of valuable or costly materials or ingredients; procured at great outlay; highly valued; precious; sumptuous; costly. Not faint or delicate; vivid. Very amusing. Ridiculous, absurd, outrageous, preposterous. Elaborate, having complex formatting, multimedia, or depth of interaction. Of a fuel-air mixture, having less air than is necessary to burn all of the fuel; less air- or oxygen- rich than necessary for a stoichiometric reaction. Trading at a price level which is high relative to historical trends, a similar asset, or (for derivatives) a theoretical value.