adj, fat*ter  fat*test  :  notable for having an unusual amount of fat : esp  :  fleshy with superfluous flabby tissue that is not muscle  :  OBESE fat*ness n 
, n 1  :  animal tissue consisting chiefly of cells distended with greasy or oily matter - see BROWN FAT   2 a  :  oily or greasy matter making up the bulk of adipose tissue  b  :  any of numerous compounds of carbon, hydrogen, and oxygen that are glycerides of fatty acids, are the chief constituents of plant and animal fat, are a major class of energy-rich food, and are soluble in organic solvents (as ether) but not in water  c  :  a solid or semisolid fat as distinguished from an oil  3  :  the condition of fatness  :  OBESITY .
 
 
 
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